This event is in the past.It took place on March 14, 2026 at Almaden Quicksilver County Park.
Cycling
CyclingTackle Umunhum, Hamilton, and Diablo in one epic day on the bike. This triple-peak sufferfest will test your legs and your resolve, finishing with a well-earned BART ride back to San Jose.
Epic endurance cycling
Challenging climbs
Group adventure
Bay Area peaks
Tips
🚃BART return to San Jose is ~1.5 hrs
💡bring lights, you'll likely finish after dark
🕷️check for ticks post-ride (hikers reported them)
Insane Three Mountain Challenge
CyclingCyclingTackle Umunhum, Hamilton, and Diablo in one epic day on the bike. This triple-peak sufferfest will test your legs and your resolve, finishing with a well-earned BART ride back to San Jose.
Epic endurance cycling
Challenging climbs
Group adventure
Bay Area peaks
Tips
🚃BART return to San Jose is ~1.5 hrs
💡bring lights, you'll likely finish after dark
🕷️check for ticks post-ride (hikers reported them)
Make it an outing
Add nearby spots before or after your event