Click for more man-made flying madness: 41 teams from across the U.S. and Canada headed to Tom McCall Waterfront Park to .<br /><br />This is the Red Bull Flugtag Portland, Oregon August 1, 2015. Human Powered vehicles plunge into the Willamette River.<br /><br />Red Bull Flugtag Nov. 10 2012 116000 San Franciscans Cheer on the Spectacle of Human-Powered Flight at McCovey Cove Red Bull Flugtag brought many .<br /><br /><br /><br />Click for more man-made flying madness: They came, they flew, and they crashed..hard. Check out the top 7 crashes from Red .
