Bear Grylls and Free Solo climber Alex Honnold are in the Swiss Alps. They need to rappel down from a steel bridge into a ravine. ➡ Subscribe: http://bit.ly/NatGeoSubscribe ➡ Get More Running Wild With Bear Grylls: https://on.natgeo.com/2nJsJ1U About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible. Get More National Geographic: Official Site: http://bit.ly/NatGeoOfficialSite Facebook: http://bit.ly/FBNatGeo Twitter: http://bit.ly/NatGeoTwitter Instagram: http://bit.ly/NatGeoInsta Alex Honnold Rappels Into a Ravine | Running Wild With...
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