Science documentary. Professor Iain Stewart travels to Florida to investigate sinkholes, and why the geology of this state makes it the sinkhole capital of the world.
Swallowed by a Sinkhole is not currently available on demand.
Description: Nigel Marven takes a look at ten of the most dangerous snakes in China.; Category: Natural History; 1 episode available.
Description: Nigel journeys through Colombia visiting major wildlife habitats from Andes to Amazon.; Category: Natural History; 4 episodes available.
Description: The ultimate portrait of the Polar regions - the last great wildernesses on the planet.; Category: Natural History; 1 episode available.
Description: Cameraman Gordon Buchanan investigates the growth of North America's wolf population.; Category: Natural History; 1 episode available.
Description: A team explores the lost and mysterious world of the the Essequibo River.; Category: Natural History; 3 episodes available.
Description: An exploration of the wild and beautiful parts of our planet; Category: Natural History; 17 episodes available.
Description: A team of explorers search the depths of the last great unspoilt jungle on the planet.; Category: Natural History; 3 episodes available.
Description: A team of New Guinean naturalists film birds of paradise in the heart of the rainforest.; Category: Natural History; 1 episode available.
Description: Documentary following a team searching for tigers in the Himalayan Kingdom of Bhutan.; Category: Natural History; 3 episodes available.
Description: David Attenborough looks at the extraordinary things animals and plants do to survive.; Category: Natural History; 10 episodes available.
Description: Kate Humble, Simon Reeve and Gordon Buchanan travel to the Arctic to study polar bears.; Category: Natural History; 4 episodes available.
Description: China's Chongzuo nature reserve is the last refuge for the endangered white-headed langur.; Category: Natural History; 1 episode available.
