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4,000 feet of impossible.
Alex Honnold leads an expedition to Greenland to climb a huge 4,000 foot sea cliff and investigate the impacts climate change on the region.
National Geographic
Season 1
3 episodes
Alex Honnold
Self
Hazel Findlay
Mikey Schaefer
Aldo Kane
Sanni McCandless
Greta Thunberg: A Year to Change the World
2021
Big Oil v the World
2022
Wild Yellowstone
2015
Floods - Challenging our Future
2016
Planet Earth
2006
The Case Against Oil
L’Autriche, la nature en mouvement
The Great Global Warming Swindle
Man on Earth
2009
El Tema
Inside Bill's Brain: Decoding Bill Gates
2019
Die Arktis - 66,5 Grad Nord
2023
Science for Future
Whales
2024
Pompeii: Out of Time with Tom Hiddleston
2026
Great Barrier Reef with David Attenborough
Planet Oil: The Treasure That Conquered the World
Saving Planet Earth UK
2007
Kerttu ja Markku - Toivoa etsimässä
The Americas with Simon Reeve