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Sep 2, 2024 · Alcatraz Island, rocky island in San Francisco Bay, California, U.S. The island occupies an area of 22 acres (9 hectares) and is located 1.5 miles (2 km) offshore.
- The Editors of Encyclopaedia Britannica
Coordinates: 37°49′36″N 122°25′22″W. Alcatraz Island (/ ˈælkəˌtræz /) is a small island 1.25 miles (2.01 km) offshore from San Francisco, California, United States. [1] . The island was developed in the mid-19th century with facilities for a lighthouse, a military fortification, and a military prison.
Oct 8, 2021 · Alcatraz Island Map. This is a general map of the island showing various structures. For your safety, please listen to the announcements at the dock, since various areas of the island are closed to the public depending on the season. Open the PDF of the Island map by clicking here.
Feb 28, 2024 · Scientists and technology experts spent three weeks in December using cameras, drones and a robot dog to gather four trillion bytes of data to build the first 3-D map of the entire island in...
Feb 12, 2024 · Welcome to Alcatraz Island! Alcatraz is part of the Golden Gate National Recreation Area, which is one of more than 400 national park units across the country. Plan on spending a couple of hours on the island. Take in scenic views of the San Francisco skyline and the Golden Gate Bridge.
Alcatraz Island welcomes over 1.5 million visitors a year. The island's layered history offers visitors an opportunity to explore the U.S. Army and military prison period through the federal penitentiary era and the American Indian occupation.
May 29, 2018 · Alcatraz (Sp. álcatraces, pelican) Island in San Francisco Bay, celebrated as an escape-proof prison surrounded by shark-infested waters. Discovered by the Spanish in 1769, it served as a fort and then US federal prison (1933–63). In 1972 it became part of the Golden Gate National Recreational Area. http://www.nps.gov/alcatraz
