There goes half the mountainside.
If a mountain biker crashes in the woods does it make a sound?
This poor guy tumbles down a steep mountain side after his buddies tell him to go ahead and try crossing on your bike.
Nice dismount though. I give him an 8.5.
It's better that it was a gazelle and not a lion when your biking through the African Safari.
Medic! I must admit though, he did have nice form.
To put it simply, this mountain biker gets owned!
A zorb jumps the fence and tumbles down the mountain into the abyss. Unfortunately one of the people inside didn't make it. Gives a new meaning to the ride of your life.
A girl loses control and goes face first down Tuckerman's Ravine on Mt Washington. Wait for it...
Check out this pro mountain biker.