Pirate trails are everywhere: the pioneers of mountain biking built them on private land, public land and everything in between. They were built by riders just looking for a place to take their new bikes, and in the process they simply appropriated land that they wanted for their trails.But what happens when the evolution of a sport threatens the very thing that made it so attractive in the first place? Sign up for our newsletterFind more Outside/In at outsideinradio.org
