A roller blader tries to do a backflip but he doesnt quite make it.
This looks like it would be fun but also a bit tough to eat ice cream going up, down, forwards, and backwards on a roller coaster.
Babies roller skating and breakdancing to Michael Jackson's Billie Jean.
Dad builds his little girl a roller coaster in the backyard. Seems safe except for the wooden car.
The Oculus Rift is a virtual reality machine that you wear on your head. This guy takes a ride on a roller coaster.
And you thought skateboarding took skill.