Footage of Bio Bio Expedition Y2K's down Peru's Cotahuasi Canyon. The canyon included undiscovered Incan ruins, and some of the best continuous, runnable rapids in the world (except for a 400 ft waterfall that require a 12 mile portage).<br /><br /><br /><img src="http://ll.broadbandsports.com/images/Screen04.thumbnail_6.JPG" alt="Kayaking the World's Deepest Canyon" title="Kayaking the World's Deepest Canyon" width="150" height="90" alt="Kayaking the World's Deepest Canyon"/>
