Sunscreen, check. Beach towel, check. Flip flops, check. Vacation: here you come. Some of the best beaches in the U.S. can be found along California's Pacific Coast from Sonoma to San Diego. Ride a horse down the shore if you are up for adventure, or hang up your hammock and snooze away the day for some relaxation. However you decide to spend your vacation, do it while staying in one of these beautiful California beach rentals where the views are to die for and the sun is always shining.