Tourists Take the Plunge

New extreme sports is called canyoneering or canyoning, but some call it crazy.

Extreme Tourists Go Grand Canyoning!

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The Daredevils: Tour guide Alfonso Spoliansky demonstrates some of the more advanced techniques involved in canyoning. Spoliansky and other experienced canyoners jump from heights of up to 60 feet. (Wonbo Woo/ABC News)
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