Going on a road trip is a great way to see the world on your own terms and make memories that will last a lifetime. But there are some roads that are best left untraveled, and we don’t mean that metaphorically.

Check out these wildly dangerous roadways from around the world. They will turn your knuckles white. Buckle up!

1. Pusbio, Italy: Many bicyclists have tragically lost their lives plummeting off the sides of this steep and narrow Northern Italian road.