The Himalayas from 20,000 feet

The aerial cinema experts at Teton Gravity Research released the first ultra HD footage of the Himalayas shot from above 20,000 ft. Filmed from a helicopter with a crew flying from Kathmandu at 4,600 ft. up to 24,000 ft. on supplemental oxygen, this is Everest like you've never seen it before. https://youtu.be/6w2IBm9LUuQ