The 23rd Sea Otter is America's biggest celebration of bicycling, with 50,000 bike visitors, 8,500 competitors and hundreds of exhibitors.
It all began when a local bike shop owner wanted to have a mountain bike race.
Now, the event in April draws tens of thousands to the Laguna Seca Recreation Area, about eight miles off the Pacific Ocean in the hills overlooking Monterrey. Let's see the action.
The guys at the SRAM tent.
The slalom is crazy.
Cool to see the Club bar tool set
And of course, the bikey culture