The chicks are getting more independent.

Cities serve as places of surprising opportunity for animals to thrive.

Earth's journey into the deep freeze starts with fire over 800 million years ago when long before the age of the dinosaurs, before there was even animal life, the giant supercontinent Rodinia breaks up.

As the Serengeti starts to dry out, competition heats up between the families; the strong females take center stage, dealing with headstrong males and fighting for the survival of their kin.

The anticipation of the annual Great Migration is being felt by all of the Serengeti's families as they wait with great desperation for it to arrive; the land continues to get hotter and hunger starts to bite as food becomes even more scarce.

Stir up some production-line excitement with Gregg at a Wigan soup factory; check out a 27.4 metre tall pressure cooker, discover why frozen veg are sometimes more nutritious than fresh with Cherry, and cook up a 17th century recipe with Ruth.

Gregg is in Ireland at a factory producing 450,000 bottles of cream liqueur a day; Cherry is at a plant where 85% of Ireland's bottles and jars are recycled; Ruth learns about the spiritual origins of liqueurs.

Hope realizes she's not prepared to rescue animals from an oil spill, so she heads across the continent to learn from the best before disaster strikes.

A cow winds up at Hope For Wildlife; the spring orphans are all grown up, and Hope has to decide who's ready for release.

St. John's Newfoundland and the Avalon peninsula to the unique islands.

From St. John's heading north, the coastline is a maze of bays and inlets.

A Turkish drought reveals a long-lost ancient Basilica and its secrets; a church spire punches through the surface of a toxic sludge in Romania; the hull of a massive ship in the North Sea answers decades old questions.

Nubian pyramids reveal the rise of female power in Ancient Kush; a shocking satellite image uncovers secrets of an ancient ancestral Puebloan site in New Mexico.

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

Gregg Wallace is in Essex at an enormous cereal bar factory, which produces 400,000 fruit- and nut-packed treats a day; Gregg follows production from the arrival of two tonnes of macadamia nuts all the way through to dispatch.

Ranchers would hire cowpokes to deliver their cattle when it was time to take the animals to market; Brett and Cliff to test their mettle in the unforgiving landscape of the Southwest.

The chicks are getting more independent.

Cities serve as places of surprising opportunity for animals to thrive.

Earth's journey into the deep freeze starts with fire over 800 million years ago when long before the age of the dinosaurs, before there was even animal life, the giant supercontinent Rodinia breaks up.

Gregg Wallace is in Essex at an enormous cereal bar factory, which produces 400,000 fruit- and nut-packed treats a day; Gregg follows production from the arrival of two tonnes of macadamia nuts all the way through to dispatch.

Gregg Wallace goes to a historic factory in Germany that produces 600,000 pencils a day; at materials intake, he is astonished that the main material in a pencil is not lead but graphite; he helps mix this with clay to produce a 250-kilo batch.

Alaskans must overcome rising waters to capitalize on spring's offerings.

It's January, and the Ice Vikings confront blizzards and bone-crushing cold on a lake that refuses to freeze solid; Trevor is having a terrible season, and he joins Chris at their basecamp near the Narrows, which leads to tension.

Police officers form a human chain to rescue a family during Tropical Storm Imelda; a sightseer takes a plunge down a 50-foot waterfall; a damaged dam threatens to unleash 300 million gallons of water through a community.

Alaskans must overcome rising waters to capitalize on spring's offerings.

It's January, and the Ice Vikings confront blizzards and bone-crushing cold on a lake that refuses to freeze solid; Trevor is having a terrible season, and he joins Chris at their basecamp near the Narrows, which leads to tension.

Police officers form a human chain to rescue a family during Tropical Storm Imelda; a sightseer takes a plunge down a 50-foot waterfall; a damaged dam threatens to unleash 300 million gallons of water through a community.

Brett and Cliff aim to put themselves through the experience of losing one's ship and needing to be rescued.

Ranchers would hire cowpokes to deliver their cattle when it was time to take the animals to market; Brett and Cliff to test their mettle in the unforgiving landscape of the Southwest.

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

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

Hope opens her doors to the public.

The staff steps up to release the few remaining patients, when Hope suffers a personal tragedy.

A journey on Scotland's River Spey, traveling from its source in the Highlands, winding by boat through the mountains to where the river meets the North Sea.

A journey along Ireland's longest river, the Shannon, through an emerald green landscape of rolling hills and sparkling waters; how Vikings, monks and kings have all made their mark.

Strange markings in the remote reaches of Northern Finland; drones find a Manhattan-sized mystery in the depths of a Vietnamese cave; secrets are no longer hidden in the Antarctic; a lost sky-high world in Mozambique gets a visit from above.

Drones reveal what's left of Henry Ford's American suburb in the Brazilian jungle; clues to what killed a once-vibrant Pennsylvania mining town; an aerial glimpse of New York's forgotten ghost town; an Italian Renaissance reduced to dust.

Gordon Buchanan joins Dr. Victor Lukarevsky in Russia to attempt to rehabilitate two pairs of lynx held captive for years.

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.

Many leading scientists believe there's a possibility to soon detect the first evidence of extraterrestrial life.

Alaskans must overcome rising waters to capitalize on spring's offerings.

It's January, and the Ice Vikings confront blizzards and bone-crushing cold on a lake that refuses to freeze solid; Trevor is having a terrible season, and he joins Chris at their basecamp near the Narrows, which leads to tension.

Police officers form a human chain to rescue a family during Tropical Storm Imelda; a sightseer takes a plunge down a 50-foot waterfall; a damaged dam threatens to unleash 300 million gallons of water through a community.

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.

The long-awaited arrival of the Great Migration brings opportunities and food in abundance, but it also increases conflict as every one of the Serengeti's families is put to the test.

Satellites follow an elephant family struggling through drought, reveal previously unknown emperor penguin colonies from the color of their poo and discover mysterious ice rings that could put seal pups in danger.

Focusing on faraway landscapes that are bursting with fire and ice; Professor Cox goes on a journey across the solar system for a look at volcanic eruptions so vast they reach into space; learning why these violent explosions hold the keys to life.

Tutankhamun's tomb was discovered in November 1922; since then, scientists and archaeologists have been puzzled by an iron dagger that was tucked in among the linen folds of the mummy.

Satellites follow an elephant family struggling through drought, reveal previously unknown emperor penguin colonies from the color of their poo and discover mysterious ice rings that could put seal pups in danger.

Focusing on faraway landscapes that are bursting with fire and ice; Professor Cox goes on a journey across the solar system for a look at volcanic eruptions so vast they reach into space; learning why these violent explosions hold the keys to life.

Tutankhamun's tomb was discovered in November 1922; since then, scientists and archaeologists have been puzzled by an iron dagger that was tucked in among the linen folds of the mummy.

Gregg Wallace is in Essex at an enormous cereal bar factory, which produces 400,000 fruit- and nut-packed treats a day; Gregg follows production from the arrival of two tonnes of macadamia nuts all the way through to dispatch.

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.

The long-awaited arrival of the Great Migration brings opportunities and food in abundance, but it also increases conflict as every one of the Serengeti's families is put to the test.

The dry season is now upon the animals of the Serengeti, turning the waterhole into a death trap for the herds, but for some this season is a gift.

The Yukon is one of earths last true wildernesses.

Sharks are at risk in Costa Rica.

The Wild Coast of South Africa, stretching 170 miles from East London to the KwaZulu-Natal border, is comprised of rivers that empty into the sea and indigenous forest.

After being dropped into the woods with no supplies, six Indigenous strangers learn to patch birchbark canoes.

Gabriella and the others experience a wet, cold night; Elder Charlie demonstrates the art of starting fire; Michela's fears grow.

Strange markings in the remote reaches of Northern Finland; drones find a Manhattan-sized mystery in the depths of a Vietnamese cave; secrets are no longer hidden in the Antarctic; a lost sky-high world in Mozambique gets a visit from above.

British comedian and travel enthusiast Griff Rhys Jones explores the prairies and vast sprawling plains of both Saskatchewan and Alberta provinces. He discovers that far from empty, they hide a diversity of riches, from ancient buffalo herds to dinosaur fossils and acres of cultivated farmland.

The chicks are getting more independent.

High in the mountains of Morocco lives a descendant of a long line of macaque rulers who has been in charge of her troupe for many winters - one of the longest recorded reigns of an alpha - but this year is likely to be her last.

With food in abundance it's a time of plenty in the Serengeti, but a series of unexpected events turns families against each other and stretches relationships to breaking point.

As the Serengeti starts to dry out, competition heats up between the families; the strong females take center stage, dealing with headstrong males and fighting for the survival of their kin.

The anticipation of the annual Great Migration is being felt by all of the Serengeti's families as they wait with great desperation for it to arrive; the land continues to get hotter and hunger starts to bite as food becomes even more scarce.

The dry season is now upon the animals of the Serengeti, turning the waterhole into a death trap for the herds, but for some this season is a gift.

Gregg Wallace goes to a historic factory in Germany that produces 600,000 pencils a day; at materials intake, he is astonished that the main material in a pencil is not lead but graphite; he helps mix this with clay to produce a 250-kilo batch.

From ice covered seas to snow-capped mountains, mammals have conquered the cold, living in the most inhospitable places on Earth thanks to their intelligence and adaptations.

On Zambia's plains, a cheetah mother and her three growing daughters must travel thousands of kilometers every year to roam their vast territory searching for food; new challenges arise as the wet season arrives and floodwaters advance.

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

Steve tries to figure out if crocodiles are better off living in the wild or within the confines of the reserve; looking the world's oldest croc in the eye and how a crayfish reshapes an entire ecosystem.

On Zambia's plains, a cheetah mother and her three growing daughters must travel thousands of kilometers every year to roam their vast territory searching for food; new challenges arise as the wet season arrives and floodwaters advance.

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

Steve tries to figure out if crocodiles are better off living in the wild or within the confines of the reserve; looking the world's oldest croc in the eye and how a crayfish reshapes an entire ecosystem.

During prohibition, men would regularly risk their lives to transport the goods; with the Great Lakes as the backdrop for this endeavour many men were lost; Brett and Cliff try their hands at bootlegging.

As pioneers settled North America, many ventured to find their own piece of paradise in the remote wilderness; homesteaders aim was to build a home for their families to grow and flourish; Brett and Cliff are determined they have what it takes.

Brett and Cliff aim to put themselves through the experience of losing one's ship and needing to be rescued.

Ranchers would hire cowpokes to deliver their cattle when it was time to take the animals to market; Brett and Cliff to test their mettle in the unforgiving landscape of the Southwest.

It's November at Cape Tatnam, and though winter is coming to the lower Western shore of Hudson Bay, the ice, which should be forming by now is nowhere to be seen.

The coastline of Mozambique attracts some of the world's largest filter feeders; Two of Mozambique's leading marine researchers, Andrea Marshall and Nakia Cullain, set out to find one of the ocean's most secretive animals.

Humpbacks and whale sharks visit the coast of Mozambique.

Caleb Musgrave teaches the Adventurers proper shelter construction.

After a long paddle, Caleb and Brendan learn the art of net-making.

Drones reveal what's left of Henry Ford's American suburb in the Brazilian jungle; clues to what killed a once-vibrant Pennsylvania mining town; an aerial glimpse of New York's forgotten ghost town; an Italian Renaissance reduced to dust.

Griff uncovers what it is about living in the Pacific Northwest that makes people strive for happiness and what he learned on his journey across Canada.

Alaskans must overcome rising waters to capitalize on spring's offerings.

Many of the products we use every day travel through dozens of machines. This series whisks us inside some of the world's largest factories to give us an inside peek at what exactly goes into mass-manufacturing our favorite items.

Stir up some production-line excitement with Gregg at a Wigan soup factory; check out a 27.4 metre tall pressure cooker, discover why frozen veg are sometimes more nutritious than fresh with Cherry, and cook up a 17th century recipe with Ruth.

Gregg is in Ireland at a factory producing 450,000 bottles of cream liqueur a day; Cherry is at a plant where 85% of Ireland's bottles and jars are recycled; Ruth learns about the spiritual origins of liqueurs.

Gregg Wallace is in Essex at an enormous cereal bar factory, which produces 400,000 fruit- and nut-packed treats a day; Gregg follows production from the arrival of two tonnes of macadamia nuts all the way through to dispatch.

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.

Wearing chainmail, Steve takes to the sea in search of a monster; Steve goes searching for the biggest wasp in the world.

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.

The chicks are getting more independent.

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.

Brian learns about the oldest planet in the solar system Jupiter, which uses its size to manipulate other planets.

Cities serve as places of surprising opportunity for animals to thrive.

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.

Brian learns about the oldest planet in the solar system Jupiter, which uses its size to manipulate other planets.

Cities serve as places of surprising opportunity for animals to thrive.

Many of the products we use every day travel through dozens of machines. This series whisks us inside some of the world's largest factories to give us an inside peek at what exactly goes into mass-manufacturing our favorite items.

Stir up some production-line excitement with Gregg at a Wigan soup factory; check out a 27.4 metre tall pressure cooker, discover why frozen veg are sometimes more nutritious than fresh with Cherry, and cook up a 17th century recipe with Ruth.

Gregg is in Ireland at a factory producing 450,000 bottles of cream liqueur a day; Cherry is at a plant where 85% of Ireland's bottles and jars are recycled; Ruth learns about the spiritual origins of liqueurs.

Gregg Wallace is in Essex at an enormous cereal bar factory, which produces 400,000 fruit- and nut-packed treats a day; Gregg follows production from the arrival of two tonnes of macadamia nuts all the way through to dispatch.

The rehab is flooded with orphaned seals, with some frozen solid in ice.

Hope puts everything on the line to save an orphaned black bear cub; two bobcats are ready for release, but they won't go easy.

The journey down the attraction-packed Niagara River is filled with adventure and beauty; navigating the fascinating history and engineering of this border river between Canada and the United States, arriving at the world-famous Niagara Falls.

A breathtaking journey down the German section of the beautiful Moselle river, famous for vineyards on its dramatically steep banks and remarkable meandering loops.

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.

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.

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

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

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

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.

Brian learns about the oldest planet in the solar system Jupiter, which uses its size to manipulate other planets.

Steve tries to figure out if crocodiles are better off living in the wild or within the confines of the reserve; looking the world's oldest croc in the eye and how a crayfish reshapes an entire ecosystem.

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.

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.

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.