Note to self - Don't take off your coat while riding a bike.
Two dirt bikers come around a corner and smash right into each other.
This is why you should wear a HELMET!
Gotta watch where you're going.
Whatever it was this guy was trying to pull off it didn't work. Instead he...
That kid has got some balls on him!
A motocross crash that you won't see happen very often.
If a mountain biker crashes in the woods does it make a sound?
Might be the quickest bmx bike race ever.