K28HI-D Biju stops by Vail, Colorado, to visit Jim Deters and experience everything that summer in Vail has to offer. 2026-09-28 Meeting the eight athletes and kicking off the first challenge: climbing; the competitors go head-to-head in a physical chess match of who can climb the hardest routes at Uncompahgre Gorge with time to spare. 2026-09-28 Back for episode two, we wrap up climbing to see who had the top rock climbing sends for podium spots in Ouray's infamous ice park. We then make our way to Colorado's high-alpine Red Mountain where the athletes compete head-to-head in the Vertical Sprint, skinning and bootpacking up 3,000 grueling vertical feet for time. Then comes the fun part: the downhill. 2026-09-28 The bikers compete in a race through Big White Park with a twist. 2026-09-28 Kai Lenny competes against the world's best big wave surfers in the WSL Big Wave World Tour event in Maui. 2026-09-28 Big-mountain skiers Lexi duPont and Amie Engerbretson travel to Switzerland; Aspen locals Victor Major and Baker Boyd venture to Iceland. 2026-09-28 Bryan Iguchi leads an insider's tour away from crowded resorts to shred untouched powder in the extensive backcountry of Jackson Hole. 2026-09-28 2026-09-28 "Ultimate Mountain Athlete", presented by the 2024 Toyota Tacoma, returns to the wind-whipped summit of Red Mountain 3, where athletes transition to the Big Mountain descent. 2026-09-29