How about riding a trike down a mountain at 55 mph,lol Watch this video, these guys are nuts!
In the first part, checkout the guy who flips over, that's got to hurt!!
http://v12.auto123.com/en/2011/09/w...&utm_medium=social-media&utm_campaign=blog-en
In the first part, checkout the guy who flips over, that's got to hurt!!http://v12.auto123.com/en/2011/09/w...&utm_medium=social-media&utm_campaign=blog-en