![marin-county-half-marathon](https://www.race-calendar.com/wp-content/uploads/2012/02/marin-county-half-marathon-150x99.jpg)
Gorgeous and challenging course along the bay and through state park lands of trees and trails. To benefit the Breast Cancer Emergency Fund, this is one of the most eco-friendly events there is. Where the musicians come to play …. all participants receive a very cool technical t-shirt, a commemorative medal plus a stainless steel […]