A crew from Teton Gravity Research, an action sports media company, filmed this video from a helicopter from 4,600 ft. up to 24,000 ft., while being on supplemental oxygen. The team used the GSS C520 system, the most advanced gyro-stabilized camera system in the world. The areas of the Himalayas that were shot included Mount Everest, Ama Dablam and Lhotse

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