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 Falls: The last stop on the Rio Blanco tour involves abseiling from the top of the falls to a ledge about 30 feet above the water. From there, the only way down is to jump. (Wonbo Woo/ABC News)
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