A four-part documentary series from HBO and Teton Gravity Research, Edge of the Earth follows four groups of elite action-adventure athletes embarking on never-before-accomplished missions. Taking place around the globe -- within awe-inspiring, undiscovered realms of nature -- each installment of the series features a different team of adventurers journeying into the wild to take on incredible endeavors of physical prowess and mental fortitude. Taking part are snowboarders Jeremy Jones and Elena Hight, and skier Griffin Post; kayakers Ben Stookesberry, Nouria Newman, and Erik Boomer; climbers Emily Harrington and Adrian Ballinger; and surfers Ian Walsh and Grant “Twiggy” Baker.