SAT June 28 Alcatraz Sharkfest Swim SOLD OUT! Aquatic Park/Alcatraz Island - San Francisco, CA SAT Aug 9 Angel Island 12K & 25K Angel Island State Park - Tiburon, CA SUN Aug 24 Alcatraz XXVIII Triathlon Alcatraz Island/Presidio- San Francisco, CA SUN Sep 7 Seattle Escape from the Rock Triathlon Luther Burbank Park- Mercer Island, WA SAT Sep 13 Mt. Tam 10K & 18K NEW! Mt Tamalpais State Park - Mill Valley, CA SAT Sep 20 Marin Trail Relay NEW! Stinson Beach State Park - Stinson Beach, CA [ FULL CALENDAR ]