Tour d'Organics - www.seb.org. With four routes to choose from and local, organic bounty at every rest stop, the Tour d’Organics is a West Sonoma County cycling event not to be missed! Unlike other rides, the ride food we offer is organic, fresh, and locally sourced. We offer 16 mile, 35 mile, 65 mile, and 100 mile routes. All start and end at the Sebastopol Community Cultural Center, and wind through the stunning, West Sonoma County countryside. A post-ride meal is included for all participants. The Tour d'Organics offers an educational experience, fueling your athletic pursuits in a way that is healthy for you and the planet. If you like beautiful cycling, camaraderie, and fresh, local, organic food, this ride is for you!