Renowned rock climber Alex Honnold shares his latest adventure, "The Devil's Climb," a 2,600-mile journey across North America using only zero-fossil-fuel-emission modes. In an interview with Popular Science, Honnold discusses the challenges of planning the trip, relying on multiple maps and satellite imaging to find the best routes. The documentary premieres on October 17th on National Geographic before hitting Disney+ and Hulu.

Source: https://www.popsci.com/environment/devils-climb-alex-honnold-interview/