Even though canyoneering started in Europe during the 1970s, Utah is the capital of the sport, attracting rock climbers and mountaineers. Eric Draper / Aurora Open / Corbis “Whoo hooo” echoes through ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. What is rappelling, and ...

This archived news story is available only for your personal, non-commercial use. Information in the story may be outdated or superseded by additional information. Reading or replaying the story in ...

Getting your Trinity Audio player ready... Vail – Charly Oliver nonchalantly unties a backup knot atop a sheer Booth Creek waterfall near East Vail, warning the soon-to-be rappelling backup knot ...