Following his visit to the Great Barrier Reef in 1957, naturalist and broadcaster David Attenborough returns and uses the latest filming techniques to unlock the secrets of the natural wonder.

A BBC/Animal Planet co-production, the three-part series focuses on the landscape and wildlife of the Great Rift Valley in East Africa.

A four-part documentary series on ocean life around the world.

The Great Barrier Reef is a living, breathing organism supporting the richest, most complex ecosystem on the planet.

Ireland’s Deep Atlantic sees underwater cameraman Ken O’Sullivan embark on a series of voyages out into the open North Atlantic in search of large whales, sharks and cold water coral reefs 3,000 down on Ireland’s deep sea bed. The two-part series will document many of these creatures’ behaviour for the first time in any TV programme and investigate the health of our deep Atlantic waters.

Filmed over the course of a year, this three-part documentary follows those who live in one of the most extraordinary places on the planet, Australia's Great Barrier Reef.