A weekend of running and biking events in The Berkshires, MA. Events include: Marathon & 1/2 Marathon, 10K/5K, 15K Trail Race, 51 Mile Dirt Road Bike Ride all followed by the SummerSound Live@Tanglewood music festival, free to all registrants.  Benefits two military charities: Team Red White & Blue and Soldier On. Register Now!

Register Now!