Arch Rock, Anacapa Island, California
Photo by Jay Wilbur
NABSQNO 11S-282392-3766564. Arch Rock, also known as Arch of the Cabrillo, is a sea natural arch located on the east end of Anacapa Island, Ventura County, California. There are several nice sea natural arches along the scenic coast of Anacapa Island, which is part of the Channel Islands National Park. Access is via boat, including scheduled tours from Port Hueneme. It is listed in the Vreeland catalog as number 21-33, with a reported span of 55 feet.