At the height of its power between the 9th and 15th centuries, Angkor was a resplendent city, considered the most extensive urban complex of the pre-industrial world. But by the late 16th century, the empire was in its death throes.
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Jean-Michel Cousteau documents encounters with a variety of the ocean's ultimate predator.
A look at China's immense historical records, which include data about warfare, traditions and more.
A look at the Dark Age's pagan Vikings, forgers of crucible steel and the Ulfberht Sword.
Olympic snowboarder Torah Bright explores mountain ranges from Antarctica all the way to Alaska.
The Mediterranean's coastal waters around harbor cities were polluted mercilessly in the past.
A history of the nation's first transcontinental railway accompanies a steam-train ride through the Canadian Rockies.
The orphanage is full; cramped for space, the Hooligans inevitably begin to fight.
Olympic snowboarder Torah Bright explores mountain ranges from Antarctica all the way to Alaska.
The Mediterranean's coastal waters around harbor cities were polluted mercilessly in the past.
A history of the nation's first transcontinental railway accompanies a steam-train ride through the Canadian Rockies.
The orphanage is full; cramped for space, the Hooligans inevitably begin to fight.
The world's oceans hold secrets to discover, from the ruins of Pompeii to the Santa Maria.
A look at China's immense historical records, which include data about warfare, traditions and more.
Fred Buyle travels the world to tag or photo-identify immense and mysterious marine creatures.
Billie the goat meets Willow's new puppies; a rescue cat guards over an orphaned lamb.
A hawk and a border collie mix become friends; a Jersey cow befriends a stubborn donkey.
Known as the last eden on Earth, Gabon is a green jewel in the crown of the Congo rainforest.
Davey goes deep sea fishing and preparing to enter the Coast to Coast multi-sport race.
Davey is down in Australia to experience life on an outback station, before heading to New Zealand.
Plunge into an underwater feeding frenzy, an epic struggle for survival where whales, sharks, dolphins, seals, gannets and billions of fish collide with mankind during one of nature's greatest migration spectacles.
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