Zac and Darin head to Peru to delve into potato cryopreservation, biopiracy and the sport of sandboarding.

Levison begins his journey in Afghanistan's remote and inhospitable Wakhan Corridor.

Tapping into Gregg's childhood passion and watching an Alstom electric train roll down the production line; visiting the U.K.'s last aluminum-smelting plant with Cherry; exploring the legacy of an antique electrified rail line in Brighton with Ruth.

Rolling down the line with a 187-ton train and touring the UK's last aluminum plant.

It's time to close another chapter in the lives of the animals of the Serengeti; first, all around is a blackened wasteland, the aftermath of the huge fire.

All animal families make the most of the good times when a new oasis brings untold riches, but they face devastation when a towering inferno takes over.

When a great horned owl arrives covered in oil, Doctor Sherri must put it through a terrifying, life-saving procedure; boxes of young foxes need help and attention.

Hope's team struggles to help two rescued harp seals learn the natural behaviors they will need to survive in the wild.

New York's Hudson River stretches 315 miles through natural landscapes, from the Adirondack Mountains to the George Washington Bridge and Statue of Liberty.

Bill Nighy narrates a trip along the River Po, traveling across northern Italy from the snow-capped Alps to the delta where it meets the Adriatic Sea.

When seen from above, the pyramids of Giza align with the stars; survivors of Katrina find rescue when least expected; a volcano burns bright blue; a forgotten beach reveals its secrets.

Strange aquatic mammals populating a river in Columbia; A ship marooned in a sea of sand along Namibia's notorious Skeleton Coast; A Boeing 727 jetliner hidden in a pine forest; A giant, unusual pattern is discovered in the Nevada desert.

The best kept secrets of Nova Scotia.

Nova Scotia's Southern coast.

Incredible rock formations, peat farms and some of the East Coast's impressive sand dunes.

An epic, high-altitude journey from Seven Sisters Provincial Park to Salmon Glacier.

Exploring the frontier region of Saskatchewan from Cypress Hills Provincial Park to the open prairie lining the 49th parallel.

Journey along the Manitoba-United States border's wide-open frontier with incredible landscapes and stories of human migration.

Exploring the history and landscape of the Lake Erie region, from Windsor and Detroit to the town of Port Dover and beyond.

Exploring the Carcross Desert, Tatshenshini-Alsek Provincial Park, and the eastern edge of Kluane National Park.

In Southern Africa, Steve braves the big waves of the Durban coast to get close to a hungry pack of blacktip sharks; the mighty black eagle; a swarm of killer bees.

Steve takes to the waters of British Columbia in search of some monsters of the deep seas; Steve encounters a fierce sea lion; a giant Pacific octopus.

Revealing some incredible stories of animals and plants, under water, on the ground and in the air.

Gregg Wallace goes to a cheese factory that produces 3000 tons of spreadable cheese every year; he follows the production of jalapeno chili-flavored cheese, from a 28,000 liter delivery of milk to 5400 squeezy tubes.

In Southern Africa, Steve braves the big waves of the Durban coast to get close to a hungry pack of blacktip sharks; the mighty black eagle; a swarm of killer bees.

Steve takes to the waters of British Columbia in search of some monsters of the deep seas; Steve encounters a fierce sea lion; a giant Pacific octopus.

Revealing some incredible stories of animals and plants, under water, on the ground and in the air.

Gregg Wallace goes to a cheese factory that produces 3000 tons of spreadable cheese every year; he follows the production of jalapeno chili-flavored cheese, from a 28,000 liter delivery of milk to 5400 squeezy tubes.

Gordon Buchanan returns to Russia to help Dr. Victor Lukarevsky prepare rehabilitated lynx for release back in the wild.

Spy creatures reveal an ocean full of intelligence and ways of thinking, including large-brained whales, smart octopi, diving monkeys, creative fish and other intelligent animals.

Many leading scientists believe there is a possibility of detecting the first evidence of extraterrestrial life.

The remarkable story of how the Hubble Space Telescope has revealed the awe and wonder of our universe.

When a tiny piece of trash ruins a raccoon's life, Doctor Jessica cuts it free, but Hope faces tough decisions about its future; a volunteer plunges in to save an injured goose.

When a tiny fawn gets hit by a car, Doctor Jessica must splint its broken leg or it will never return to the wild; a mother porcupine arrives with baby in tow and both need life-saving attention for a parasitic infection.

Bill Nighy leads a magical journey in the Norfolk Broads along England's holiday river, the River Bure; discovering a watery world where both wildlife and recreation go hand in hand.

Traveling the Dordogne River via traditional boats through the green heart of southwest France; drinking wine and hunting for truffles; riding a luxury cruiser to a lighthouse built for a king.

An enormous fiery vortex in Redding, California, the island nation of Malta loses a natural treasure, a mysterious radioactive hotspot is discovered near Chernobyl, and an unknown force lays waste to a mountain forest in Italian Alps.

A long-forgotten network of Native American earthworks, a baffling battlefield mystery in Belgium, a mysterious blood red lake on a remote Greek island, and an eerie pink glow emulating form the middle of the Pacific Ocean.

From dolphins to cuttlefish, ocean animals possess emotions and behavior similar to humans, including the capacity to love, grieve, deceive and invent.

A look at the construction process behind the double-decker bus in Yorkshire and why they were crucial during WWI.

The incredible story of how Pluto has been propelled from an unremarkable ball of ice on the edge of the solar system to a world of unimaginable complexity; one where some form of alien life might even exist.

In Southern Africa, Steve braves the big waves of the Durban coast to get close to a hungry pack of blacktip sharks; the mighty black eagle; a swarm of killer bees.

Steve takes to the waters of British Columbia in search of some monsters of the deep seas; Steve encounters a fierce sea lion; a giant Pacific octopus.

Revealing some incredible stories of animals and plants, under water, on the ground and in the air.

Gregg Wallace goes to a cheese factory that produces 3000 tons of spreadable cheese every year; he follows the production of jalapeno chili-flavored cheese, from a 28,000 liter delivery of milk to 5400 squeezy tubes.

A look at the construction process behind the double-decker bus in Yorkshire and why they were crucial during WWI.

By pushing themselves and their bodies to the absolute limit, mammals like the camel, echidna, and vampire bat have found remarkable ways to beat the heat, surviving in some of the hottest places on Earth.

First of a two part film offering a rare insight into the life of polar bears.

Sir David Attenborough explores the dangerous frontiers created by the world's coasts, where animals fight for survival amid constant change; there are some unexpected residents on Namibia's Skeleton Coast.

The story of how plant life turned Earth from a barren rock into a vibrant green world; a four-billion year saga of highs and lows that almost wiped out all life on the planet.

First of a two part film offering a rare insight into the life of polar bears.

Sir David Attenborough explores the dangerous frontiers created by the world's coasts, where animals fight for survival amid constant change; there are some unexpected residents on Namibia's Skeleton Coast.

The story of how plant life turned Earth from a barren rock into a vibrant green world; a four-billion year saga of highs and lows that almost wiped out all life on the planet.

A great fire leaves homes destroyed and families separated; the animal characters must find new ways to survive in an unrecognisable and inhospitable landscape.

The drama now centers around the river where enchanting new characters, including an adorable baby hippo, meet old favorites; bonds of kinship are tested as adventures continue.

Gregg Wallace visits a factory that produces six million Jaffa Cakes every day, while Cherry Healey travels to Jaffa, a city famous for its oranges and the namesake of the irresistible cakes.

A look at the construction process behind the double-decker bus in Yorkshire and why they were crucial during WWI.

Just as Hope is scrambling to get ready for her busiest day of the year, the government decides to seize the bear cub Hope's worked so hard to save.

When a Category 2 hurricane slams straight into the rehab, Hope and her team struggle to protect their patients in the middle of the raging storm.

A journey down Spain's Guadalquivir River, from the high Sierra de Cazorla down to Andalusia; passing through Cordoba and Seville, following the footsteps of Columbus and Magellan.

Discover the stories of six epic river journeys via the fascinating characters who live and work on and around the water.

An underwater discovery from a violent past; strange open ocean spirals off the coast of Australia; a mysterious concrete ghost island; never-seen-before tracks discovered along the seabed.

Reveal the truth behind the planet's oldest legends. Tour an island covered in polar bears, see bizarre twin craters in Greece, peek at a supervolcano hidden under Yellowstone Park, and examine an ocean formation that's eerily similar to Atlantis.

Uncovering surprising undersea relationships and connections as sharks befriend fish and whales play with dolphins.

Gregg Wallace explores the Vale of Mowbray pork pie factory in Northallerton, Yorkshire, which began making pork pies in 1928; he visited the factory in May 2022, following production of their 75g snack-sized traditional pork pie.

A danger zone in space above the South Atlantic where lights flash and satellites go haywire; astronauts' first-hand accounts.

First of a two part film offering a rare insight into the life of polar bears.

Sir David Attenborough explores the dangerous frontiers created by the world's coasts, where animals fight for survival amid constant change; there are some unexpected residents on Namibia's Skeleton Coast.

The story of how plant life turned Earth from a barren rock into a vibrant green world; a four-billion year saga of highs and lows that almost wiped out all life on the planet.

Gregg Wallace explores the Vale of Mowbray pork pie factory in Northallerton, Yorkshire, which began making pork pies in 1928; he visited the factory in May 2022, following production of their 75g snack-sized traditional pork pie.

Gregg Wallace goes to a cheese factory that produces 3000 tons of spreadable cheese every year; he follows the production of jalapeno chili-flavored cheese, from a 28,000 liter delivery of milk to 5400 squeezy tubes.

Alaskans seek opportunities that come with spring, no matter the cost.

A giant crack in the ice continues to be an obstacle for all crews as they try to set nets in deeper water; Mike and Justin are caught flat-footed when the crack shifts and sends a violent ice quake to shake their location.

In the Philippines, the Taal volcano violently erupts; a snowboarder in Utah rescues himself from a snowy mountain; in the Grand Canyon, mud and rocks barrel down on a group of tourists.

Alaskans seek opportunities that come with spring, no matter the cost.

A giant crack in the ice continues to be an obstacle for all crews as they try to set nets in deeper water; Mike and Justin are caught flat-footed when the crack shifts and sends a violent ice quake to shake their location.

In the Philippines, the Taal volcano violently erupts; a snowboarder in Utah rescues himself from a snowy mountain; in the Grand Canyon, mud and rocks barrel down on a group of tourists.

The incredible story of how Pluto has been propelled from an unremarkable ball of ice on the edge of the solar system to a world of unimaginable complexity; one where some form of alien life might even exist.

A danger zone in space above the South Atlantic where lights flash and satellites go haywire; astronauts' first-hand accounts.

From dolphins to cuttlefish, ocean animals possess emotions and behavior similar to humans, including the capacity to love, grieve, deceive and invent.

Uncovering surprising undersea relationships and connections as sharks befriend fish and whales play with dolphins.

A photographer snaps into action to save a turkey vulture's life after it gets trapped under a seal carcass.

When a worldwide pandemic cripples the rehab, wildlife emergencies keep coming in: a bobcat that's been shot, and a massive adult seal; Hope's down to a skeleton crew as critical team members go into quarantine.

Rumoured to be the cleanest river in Europe, few dispute it's the coldest; cascading down from the Dinaric Alps in Serbia, it soon crosses the border into Bosnia Herzegovina, where marine biologist and fisherman Sanel Riđanović casts for salmon.

Tackling the grade 6 rapids and untamed waters of the Buller River on the west coast of New Zealand's South Island, blessed by a Māori elder of the Ngāti Apa ki te Rā Tō.

Walking among colossal wonders scattered across the Earth's surface, including an ancient reptile skeleton, a massive head carving in the Alberta badlands, a giant South African footprint, and a pentagram etched into a remote peninsula in Kazakhstan.

Traipsing along ancient pathways criss-crossing Easter Island; finding gigantic designs carved into Asia's Eastern Steppe; ascending a tall pyramid rising from Antarctica's icy landscape.

From a baby whale in danger to marine iguanas battling storms, a look at how animals survive when faced with challenges of the ocean.

Probing the chemistry behind an essential UK treat and flip for perfect pancakes.

Scientists search for the smallest thing in our universe.

Alaskans seek opportunities that come with spring, no matter the cost.

A giant crack in the ice continues to be an obstacle for all crews as they try to set nets in deeper water; Mike and Justin are caught flat-footed when the crack shifts and sends a violent ice quake to shake their location.

In the Philippines, the Taal volcano violently erupts; a snowboarder in Utah rescues himself from a snowy mountain; in the Grand Canyon, mud and rocks barrel down on a group of tourists.

Probing the chemistry behind an essential UK treat and flip for perfect pancakes.

The search for a home brings tragedy and triumph as baby hippo Mafuta faces new dangers; crocodile Magamba defends her hatchlings, and Duma the cheetah struggles to make friends.

The Australian outback is covered in pale spots, the work of wombats; a clearing in the green canopy of the Congo rainforest has been created by an elephant gathering; the twists and turns of the Amazon make a home for rehabilitated manatees.

Wandering in the spaces between and beyond the planets, where countless worlds exist without any light at all; peeking inside hidden realms that stretch halfway to the nearest star and find out what lies outside the reaches of the most powerful telescopes.

In 1996, NASA scientists made a shocking announcement; they claimed they had found evidence of alien life in a meteorite from Mars. This film tackles one of the biggest questions in science - whether there is, or ever was, life on Mars.

The Australian outback is covered in pale spots, the work of wombats; a clearing in the green canopy of the Congo rainforest has been created by an elephant gathering; the twists and turns of the Amazon make a home for rehabilitated manatees.

Wandering in the spaces between and beyond the planets, where countless worlds exist without any light at all; peeking inside hidden realms that stretch halfway to the nearest star and find out what lies outside the reaches of the most powerful telescopes.

In 1996, NASA scientists made a shocking announcement; they claimed they had found evidence of alien life in a meteorite from Mars. This film tackles one of the biggest questions in science - whether there is, or ever was, life on Mars.

Gregg Wallace explores the Vale of Mowbray pork pie factory in Northallerton, Yorkshire, which began making pork pies in 1928; he visited the factory in May 2022, following production of their 75g snack-sized traditional pork pie.

Probing the chemistry behind an essential UK treat and flip for perfect pancakes.

The search for a home brings tragedy and triumph as baby hippo Mafuta faces new dangers; crocodile Magamba defends her hatchlings, and Duma the cheetah struggles to make friends.

As the land dries, everyone struggles to find water; the hippos get trapped in the shrinking lake, and Nalla the elephant finds a clever solution to quench everyone's thirst.

The best kept secrets of Nova Scotia.

Plankton are the basis of the world's largest food web.

The great white shark is one of the most iconic ocean creatures.

As Gabriella feels the effects of a lack of food, Elder Mary arrives with a gift and a teaching.

The Adventurers try bush sushi, paddle to a new island in search of food, and Gabriella is rescued on the open water.

As seen from space, a crater in Turkmenistan, is on fire; drones reveal perfect circles in the Namibian desert; A puzzle is solved by a World War 2 code breaker; Mystery of Death Valley's self-moving stones; Utah's strange electric blue ponds.

Griff uncovers what makes Newfoundland and Labrador distinctly unique, from tiny islands, sea shanties, and cods tongues, to jellybean houses and noonday canons, while discovering its "bigness" in land, dogs, and the hospitality of its people.

First of a two part film offering a rare insight into the life of polar bears.

It's time to close another chapter in the lives of the animals of the Serengeti; first, all around is a blackened wasteland, the aftermath of the huge fire.

All animal families make the most of the good times when a new oasis brings untold riches, but they face devastation when a towering inferno takes over.

A great fire leaves homes destroyed and families separated; the animal characters must find new ways to survive in an unrecognisable and inhospitable landscape.

The drama now centers around the river where enchanting new characters, including an adorable baby hippo, meet old favorites; bonds of kinship are tested as adventures continue.

As the land dries, everyone struggles to find water; the hippos get trapped in the shrinking lake, and Nalla the elephant finds a clever solution to quench everyone's thirst.

Gregg Wallace goes to a cheese factory that produces 3000 tons of spreadable cheese every year; he follows the production of jalapeno chili-flavored cheese, from a 28,000 liter delivery of milk to 5400 squeezy tubes.

By pushing themselves and their bodies to the absolute limit, mammals like the camel, echidna, and vampire bat have found remarkable ways to beat the heat, surviving in some of the hottest places on Earth.

On the vast Zambian plains, a clan of hyenas must pull together to survive; the seemingly desolate territory could be the key to their success, and holding onto it until the wildebeest return will be vital for the clan's survival.

Brian reveals how the atmosphere can create most of the wonderful sights in the solar system.

Steve faces the hippopotamus, his biggest fear; He explains why it is considered Africa's most dangerous species, how humans get its communication signals wrong and explore the link between hippos and whales.

On the vast Zambian plains, a clan of hyenas must pull together to survive; the seemingly desolate territory could be the key to their success, and holding onto it until the wildebeest return will be vital for the clan's survival.

Brian reveals how the atmosphere can create most of the wonderful sights in the solar system.

Steve faces the hippopotamus, his biggest fear; He explains why it is considered Africa's most dangerous species, how humans get its communication signals wrong and explore the link between hippos and whales.

Many leading scientists believe there is a possibility of detecting the first evidence of extraterrestrial life.

The remarkable story of how the Hubble Space Telescope has revealed the awe and wonder of our universe.

The incredible story of how Pluto has been propelled from an unremarkable ball of ice on the edge of the solar system to a world of unimaginable complexity; one where some form of alien life might even exist.

A danger zone in space above the South Atlantic where lights flash and satellites go haywire; astronauts' first-hand accounts.

Nova Scotia's Southern coast.

Sharks may be much more intelligent than previously thought.

Gros Morne National Park is the result of continental collision.

Tempers flare as hunger, exhaustion, and no reprieve from one another pushes someone past the point of no return.

Michela, Brendan and Caleb struggle on the water as they make way to a new camp; a medicine woman brings the group knowledge and insights.

A remote island linked to one of the world's most famous aviation mysteries; thousands of shipwrecks in the Bermuda triangle; a history lost and found in the South Pacific; a 10,000-year-old mystery in the murky depths of the Yucatan Peninsula.

Griff Rhys Jones uncovers the beating heart of Canada's "Frenchness" in the province of Quebec.

Alaskans seek opportunities that come with spring, no matter the cost.

A team of forensic experts excavate a giant Pliosaur skull, the largest Jurassic predator ever known.

David Attenborough tells the story of the discovery and reconstruction in Argentina of the world's largest known dinosaur, a brand new species of titanosaur. Measuring 37m long, it now holds the record as the biggest animal ever to walk the earth.

Scientists uncover clues at a fossil dig site in North Dakota that reveal details about the day an asteroid struck Earth and wiped out the dinosaurs.

Exploring fossils from a North Dakota site that may reveal what happened when an asteroid struck Earth and wiped out the dinosaurs.

Recent research into bird-like qualities of dinosaurs.

In the Philippines, Steve has a tense and intimidating encounter with a living dinosaur; an arachnid with legs four times longer than its body; during an early morning dive, Steve sees a shark that spends most of the day 550 meters below the surface.

In Southern Africa, Steve braves the big waves of the Durban coast to get close to a hungry pack of blacktip sharks; the mighty black eagle; a swarm of killer bees.

Steve takes to the waters of British Columbia in search of some monsters of the deep seas; Steve encounters a fierce sea lion; a giant Pacific octopus.

First of a two part film offering a rare insight into the life of polar bears.

Naturalist Chris Packham investigates the impact a growing human population is having on the planet, asking whether the Earth can sustain predictions of 10 billion people by 2050.

Brian learns how Saturn began its life as a strange planet of rock and ice, born outside the snow line, with an abundance of building materials.

Sir David Attenborough explores the dangerous frontiers created by the world's coasts, where animals fight for survival amid constant change; there are some unexpected residents on Namibia's Skeleton Coast.

Naturalist Chris Packham investigates the impact a growing human population is having on the planet, asking whether the Earth can sustain predictions of 10 billion people by 2050.

Brian learns how Saturn began its life as a strange planet of rock and ice, born outside the snow line, with an abundance of building materials.

Sir David Attenborough explores the dangerous frontiers created by the world's coasts, where animals fight for survival amid constant change; there are some unexpected residents on Namibia's Skeleton Coast.

Rolling down the line with a 187-ton train and touring the UK's last aluminum plant.

Gregg Wallace visits a factory that produces six million Jaffa Cakes every day, while Cherry Healey travels to Jaffa, a city famous for its oranges and the namesake of the irresistible cakes.

A look at the construction process behind the double-decker bus in Yorkshire and why they were crucial during WWI.

Gregg Wallace explores the Vale of Mowbray pork pie factory in Northallerton, Yorkshire, which began making pork pies in 1928; he visited the factory in May 2022, following production of their 75g snack-sized traditional pork pie.

Hope releases the last of her deer herd as spring approaches but one fawn doesn't want to leave.

Hope prepares for her fundraiser but the spring baby boom starts early; youngest owl; American icon.

Escape with us on a thrilling journey down the river that forged North America ... the St. Lawrence. From the grandeur of the Great Lakes to the picturesque 1000 Islands and through the vibrant, historic cities of Montreal and Quebec. Past rugged landscapes and into the world's largest estuary. To sailors, kayakers and whale watchers the river is part playground, part paradise. Sailing by castles, diving for shipwrecks and rowing the open water.

Navigating the historic Potomac River from West Virginia to Chesapeake Bay, passing through Washington, D.C. and the national monuments and ending at George Washington's Mount Vernon estate.

Exploring some of the most cavernous places on the planet, including an expansive Siberian crater with no explainable origin, Greenland's bizarre black holes, an ancient forbidden well in the Yemeni desert, and a voluminous void in Antarctica.

A perfect circle carved around an ancient peak; a scary phenomenon in the Pacific; strange shapes in a Middle Eastern desert; a formation below the ocean's surface.

David Attenborough explores his passion for birds' eggs. These remarkable structures nurture new life, protecting it from the outside world at the same time as allowing it to breathe.

Wallace visits a Yorkshire team that churns out up to 90,000 vegan sausages a day; Cherry Healey discovers how Canadian soybeans are transformed into protein-packed tofu.

Brian explores the sun's rule over every world in the solar system.

Naturalist Chris Packham investigates the impact a growing human population is having on the planet, asking whether the Earth can sustain predictions of 10 billion people by 2050.

Brian learns how Saturn began its life as a strange planet of rock and ice, born outside the snow line, with an abundance of building materials.

Steve faces the hippopotamus, his biggest fear; He explains why it is considered Africa's most dangerous species, how humans get its communication signals wrong and explore the link between hippos and whales.

Wallace visits a Yorkshire team that churns out up to 90,000 vegan sausages a day; Cherry Healey discovers how Canadian soybeans are transformed into protein-packed tofu.

As the animal families escape the drought, the land returns to its former beauty; new life is born, old rivalries are laid to rest and new alliances are forged.

From Sydney to the Greater Blue Mountains, Zach and Darin meet with leading eco-warriors to learn about protected lands and habitat conservation.

Levison takes in the scenery in northern Pakistan's mountain valleys.

From Sydney to the Greater Blue Mountains, Zach and Darin meet with leading eco-warriors to learn about protected lands and habitat conservation.

Levison takes in the scenery in northern Pakistan's mountain valleys.

Probing the chemistry behind an essential UK treat and flip for perfect pancakes.

Wallace visits a Yorkshire team that churns out up to 90,000 vegan sausages a day; Cherry Healey discovers how Canadian soybeans are transformed into protein-packed tofu.

As the animal families escape the drought, the land returns to its former beauty; new life is born, old rivalries are laid to rest and new alliances are forged.

Isolated for millions of years, Australia has a variety of unique animals, including the most dangerous bird in the world, kangaroos, wombats, koalas and predators.

Hope tries to save orphaned fox pups; an owl may be carrying a deadly disease.

Baby seals and two beautiful birds arrive at Hope for Wildlife.

Discover the stories of six epic river journeys via the fascinating characters who live and work on and around the water.

Meandering through the black waters of a primordial river immortalized in a folk song.

An analysis of the secrets of long-lost human settlements, a mysterious Norwegian mound, pre-historic stone circle on the banks of the Tagus River, lost city in the cradle of civilization and more.

Zoom in on some otherworldly sights. Spot a giant glacier on the Red Planet, let the milky seas off the coast of Java bathe your vision, ponder a huge hexagon floating above Saturn, and take a spin around a doughnut-shaped lake in Saskatchewan.

David Attenborough reveals how the unique and bizarre wildlife of the Galápagos Islands is adapting to a human revolution.

Gregg Wallace explores an Ambrosia factory that makes up to 360,000 rice puddings daily; Cherry Healey finds out how Alps fresh water is used to grow over a million tonnes of rice annually.

How Earth's cosmic backyard emerged from chaotic clouds of gas; two extraordinary wonders on Earth.

From Sydney to the Greater Blue Mountains, Zach and Darin meet with leading eco-warriors to learn about protected lands and habitat conservation.

Levison takes in the scenery in northern Pakistan's mountain valleys.

Gregg Wallace explores an Ambrosia factory that makes up to 360,000 rice puddings daily; Cherry Healey finds out how Alps fresh water is used to grow over a million tonnes of rice annually.

Isolated for millions of years, Australia has a variety of unique animals, including the most dangerous bird in the world, kangaroos, wombats, koalas and predators.

In South Africa, Steve and his crew search for great white sharks.

In Indonesia, Steve and his crew are chased by a group of Komodo dragons; Steve heads to Nepal in search of more deadly giants.

Revealing some incredible stories of animals and plants, under water, on the ground and in the air.

Gregg Wallace discovers how one of Britain's largest bakeries makes up to 1.5 million loaves of bread each week; he also uncovers the secrets to baking 4,000 loaves at once.

In South Africa, Steve and his crew search for great white sharks.

In Indonesia, Steve and his crew are chased by a group of Komodo dragons; Steve heads to Nepal in search of more deadly giants.

Revealing some incredible stories of animals and plants, under water, on the ground and in the air.

Gregg Wallace discovers how one of Britain's largest bakeries makes up to 1.5 million loaves of bread each week; he also uncovers the secrets to baking 4,000 loaves at once.

David Attenborough explores his passion for birds' eggs. These remarkable structures nurture new life, protecting it from the outside world at the same time as allowing it to breathe.

David Attenborough reveals how the unique and bizarre wildlife of the Galápagos Islands is adapting to a human revolution.

Brian explores the sun's rule over every world in the solar system.

How Earth's cosmic backyard emerged from chaotic clouds of gas; two extraordinary wonders on Earth.

A project goes wrong; Hope tries to save chicks stuck in their shells; searching for orphaned foxes.

A moose arrives mysteriously; fawns flood the rehab.

From the waters of Juan de Fuca Strait to Gulf Islands National Park Reserve.

A rich mix of coastal towns, islands, inland mountains and seascapes from Nanaimo to Campbell River.

Explore strongholds abandoned by their architects. Look at a lost city in the Amazon jungle, see a desert fortress made by humanity's most notorious empire, explore a city of identical castles, and examine a Greek isle's bloody history from the air.

Peek at landmarks in places where they shouldn't be. Wing your way over an imperial pyramid in the Netherlands, a massive metal sphere in remote Russia, a lion shape carved into an English hillside, and a bare swath cut through an Austrian forest.

David Attenborough reveals the life of the hippopotamus, an animal that cannot swim yet is utterly dependent on water, with incredible underwater footage.

Gregg visits a factory that churns out 32 million mints per day; Cherry Healey visits the largest sugar beet factory in Europe; Ruth Goodman explores minty mouthwash marketing.

Brian reveals how the atmosphere can create most of the wonderful sights in the solar system.

In South Africa, Steve and his crew search for great white sharks.

In Indonesia, Steve and his crew are chased by a group of Komodo dragons; Steve heads to Nepal in search of more deadly giants.

Revealing some incredible stories of animals and plants, under water, on the ground and in the air.

Gregg Wallace discovers how one of Britain's largest bakeries makes up to 1.5 million loaves of bread each week; he also uncovers the secrets to baking 4,000 loaves at once.