Teams of scientists, explorers and extreme athletes travel to such breathtaking sites as the Grand Canyon, the Alaskan wilderness, the Sahara Desert, Australia's Great Barrier Reef and Venezuela's Angel Falls for a dramatic new perspective on how forces of nature can create, change and even eradicate some of the most electrifying wonders of Planet Earth. Prominent ice climber Will Gadd hosts this six-part documentary series that provides memorable views of some of the planet's most beautiful landscapes.