long distances on rough terrain,

That's 58 billion dollars.

And for the first, I don't know, three to five years of their life, mountain bikes were known as clunkers.

I saw a boy ride by on his silver mountain bike,

Hey, so the roof is a little bit big there, so it would take a while to run down the length of it.

A 250 loan for a mountain bike, 600 for windsurfing lessons.

Mountain bike racing has caught on with young Japanese in the past few years.

Thanks to my mother's help, I was able to buy a mountain bike.

Thirty years later, mountain bike sales and mountain bike equipment account for 65 percent of bike sales in America.

Let me just ask you, to start with, this simple question who invented the mountain bike?

life coping strategies that mountain biking can really teach you.

How do you make a mountain bike for your arms that doesn't have the mountain bike cost and complexity?

So many times, amateurs, not experts, have been the inventors and improvers of things ranging from mountain bikes to semiconductors, personal computers, airplanes.

And if you want to go faster, say on pavement, you can shift to a high gear, and you get less torque, but higher speeds.

I immediately thought of a mountain bike, and a mountain bike's good at doing this because it has a gear train, and you can shift to a low gear if you have to climb a hill or go through mud or sand and you get a lot of torque but a low speed.

I told the warden that I wanted to start a mountain biking club in this place and that basically I wanted to take the kids from here to there.

So the real crux of the problem here is, how do you make a system that's a simple device but gives you a large mechanical advantage?

Mountain biking in Israel is something that I do with great passion and commitment.