Aurélien Fontenoy is a professional trials rider, meaning he puts his bike all kinds of crazy places – including, most recently, on the rocks along Boulder Creek and the railings of CU-Boulder.
Denver sports
WATCH: Mountain bike champion makes an obstacle course out of Boulder
![](https://denverite.com/cdn-cgi/image/width=3840,quality=75,format=auto/https://wp-denverite.s3.amazonaws.com/wp-content/uploads/sites/4/2016/08/Screen-Shot-2016-08-22-at-10.10.18-AM.png)
Screenshot. (MountainBike Xtreme via YouTube)