What is the name of the Island located in San Francisco Bay, 1.25 miles offshore, with facilities for a lighthouse, a military prison, and the Parade Grounds, a large concrete open area?
Alcatraz Island Alcatraz Island ( ) is located in San Francisco Bay, 1.25 mi offshore from San Francisco, California, United States. The small island was developed with facilities for a lighthouse, a military fortification, a military prison (1868), and a federal prison from 1934 until 1963. Beginning in November 1969, the island was occupied for more than 19 months by a group of Native Americans from San Francisco, who were part of a wave of Native activism across the nation, with public protests through the 1970s. In 1972, Alcatraz became part of a national recreation area and received designation as a National Historic Landmark in 1986.
Bay Island (California) Bay Island is a small island located halfway down Balboa Peninsula in Newport Beach, California. It is the only island in the Newport Beach harbor islands that does not allow car traffic. The island is accessible via a small bridge that will only accommodate golf carts. The island has 23 residences, a botanical garden, courtyard garden, tennis court, and several private beaches.