BBC America HD

In the heart of Asia lie vast arid lands; these deserts and dry grasslands are so hostile, they push life to the limit; the animals that live here are some of the toughest on earth - they are Asia's great survivors.

The grassland of the Serengeti is home to herbivores in Africa.

The diversity of the Amazon and the strategies used by the jungle life to make the most of limited nutrients.

Jungles cover roughly three percent of our planet, yet contain a staggering 50 percent of the world's species; uncovering the strategies the inhabitants adopt in order to survive in this competitive environment; narrated by David Attenborough.

A humpback whale and her calf; pygmy seahorses; seals attack king penguins.

Life exists in nearly every part of the oceans, and the different regions present unique challenges for its inhabitants.

At the coast, two worlds collide. Coasts is the story of how our wildlife survives in this ever-changing world. It's a roller-coaster ride of heart-stopping action and epic drama, with characters from beautiful to bizarre.

Pioneers strive to protect the ocean from the effects of human activity.

Coral reefs are home to one-quarter of all marine species and survival in these undersea megacities is a challenge with many different solutions; a turtle heads to the reef's equivalent of a health spa, but she must use trickery to avoid the queue.

The Big Blue is a marine desert, far from shore, miles deep, with almost nothing to eat and home to some of the largest creatures on Earth; special pressure-proofed cameras capture Sperm whales on the hunt for squid 3,000 feet down.

In green seas, competition is fierce. Sunlight powers vast kelp forests, mangroves, prairies of seagrass and blooms of algae. Here, animals must fight for space and food. In kelp forests, a common octopus must become the ultimate escape artist.

The season of spring sees every corner of the world stir, but with new life comes opportunity for the hunter and scavenger.

When a massive, unmanned locomotive roars out of control, the threat is more ominous than just a derailment. The train is laden with toxic chemicals, and an accident would decimate human life and cause an environmental disaster. The only hope of bringing the train to a safe stop is in the hands of a veteran engineer (Denzel Washington) and a young conductor (Chris Pine), who must risk their lives

Robert McCall (Denzel Washington), a man of mysterious origin who believes he has put the past behind him, dedicates himself to creating a quiet new life. However, when he meets Teri (Chloë Grace Moretz), a teenager who has been manhandled by violent Russian mobsters, he simply cannot walk away. With his set of formidable skills, McCall comes out of self-imposed retirement and emerges as an avengi

Robert McCall's mysterious past cuts especially close to home when thugs kill Susan Plummer, his best friend and former colleague. Now out for revenge, McCall must take on a crew of highly trained assassins who'll stop at nothing to destroy him.

When a massive, unmanned locomotive roars out of control, the threat is more ominous than just a derailment. The train is laden with toxic chemicals, and an accident would decimate human life and cause an environmental disaster. The only hope of bringing the train to a safe stop is in the hands of a veteran engineer (Denzel Washington) and a young conductor (Chris Pine), who must risk their lives