The Ridge Trail Run - Marin Headlands
Saturday, Aug. 04, 2018
6:00am
Stinson Beach, CA 94970

"The Ridge" run by Pacific Coast Trail Runs. The event has 60K, 37K, and 23K options.

http://ultrasignup.com/register.aspx?did=56023

60K and 37K options start from Baker Beach in San Francisco at 6:00 AM. 23K option starts from Tennessee Valley at 6:30 AM. Finish line is at Stinson Beach.