Extreme Adventure Biking

For these bikers, potential peril exists in every curve of the road.

A Matter of Fog and Faith

Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
Bolivia Adventure Bikers
The scenery is probably spectacular here. But on this day we were lucky to see a few feet in front of us. Note the sheer cliff on the road's edge. There are no guard rails in Bolivia. (Jeffrey Kofman/ ABC News)
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