Event Description Ride the the best of Orange, Riverside, and San Diego Counties. A great way to kick off the new year!! About 8,500′ of Climbing! 17 hour time limit. Event Location & Accomodations Trending Events Boulderthon 5k/10k Training Program Lunar New Year Run 5K/10K/13.1 SAN ANTONIO Race to End Alz: Ice Cream Fun Run