Keywords: National Geographic, national geographic, nat geo, natgeo, animals, wildlife, science, explore, discover, survival, nature, documentary, highest mountains, highest mountains on Earth, mountains, snow leopards, golden eagles, mountain goats, barnacle goslings, gelada monkeys, toughest, extreme weather, scarce food, limited oxygen, peaks, new technology, never-before-filmed, animal behavior, Hostile Planet, extreme environments, most extreme environments, Mountains (Full Episode), Full Episode
Video length: 47:23