Modern mountain biking was born on the trails of Mount Tamalpais in Marin County in the 1970s. We talk to some of the pioneers of the sport who are featured in a new documentary, “Klunkerz.”
- More: Klunkerz.com – official site of the documentary.
- More: Charlie Kelly’s Mountain Bike Hubsite – includes photos from the early days of mountain biking.
- More: Truly CA: ‘Klunkerz’ – watch a preview of the documentary.