Alex Honnold Climbs a 4,000 Foot Sea Wall (Full Episode) | Arctic Ascent | National Geographic
Alex Honnold, a rock climber famous for his free solo ascents, and a team of expert climbers and scientists reach the final phase of their epic expedition – A 4,000 foot sea wall called Ingmikortilaq, one of the biggest unclimbed rock faces on the planet, and one of the most important glaciers in Greenland. In this full episode of Arctic Ascent from National Geographic, Honnold not only attempts the impossible, but helps gather critical field data with glaciologist Heidi Sevestre to research the impacts of climate change on the region’s glaciers and the Renland Ice Cap. Arctic Ascent with Alex [See More…]














































