Open year-round from 8 a.m. to sunset, Natural Bridges State Beach is located off Highway 1 on West Cliff Drive. It is free to access, but if you want to park in the State Beach lots, there is a ...

A three million pound gate of tunnel no. 4, shown above at left, was ready to close, Feb. 1, 1935, stopping flow of the Colorado River at the Boulder Dam, thus starting filling of a huge reservoir.