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4 days ago · 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
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.
- Geography
- Ecology
- Brief History
The Alcatraz Island is a barren irregularly shaped rock that measures 511m by 180m and is 41m at its highest point during mean tide. The island served as the site of an abandoned federal prison, military fortifications, and the oldest operating lighthouse that is located on the PacificCoast of the United States. Besides these, the island also conta...
The sandstone rock of Alcatraz Island was changed into a beautiful garden by the families of the military and the prison guards. However, after the closure of the prison, these gardens became overgrown. Currently, these gardens are being restored by staff members and volunteers. Many original plants were also rediscovered by the workers while clear...
The name “Alcatraz” has been derived from the Spanish word “Alcatraces”. In August 1775, the Spanish explorer and naval officer Juan Manuel de Ayala became the first European to map the San Francisco Bay and its islands. He named one of the islands on the bay as “La Isla de Los Alcatraces” (“Island of Pelicans”). In 1776, an English naval officer a...
- Diptarka Ghosh
Alcatraz Island (/ ˈ æ l k ə ˌ t r æ z /) is a small island 1.25 miles (2.01 km) offshore from San Francisco, California, United States. The island was developed in the mid-19th century with facilities for a lighthouse , a military fortification, and a military prison.
- 22 acres (8.9 ha)
- San Francisco, California
- 1934; 89 years ago
This small island was once a fort, a military prison, and a maximum security federal penitentiary. In 1969, the Indians of All Tribes occupied Alcatraz for 19 months in the name of freedom and Native American civil rights. We invite you to explore Alcatraz's complex history and natural beauty.
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Mar 6, 2011 · In 1775 Spaniard Juan Manuel de Ayala named the island “La Isla de los Alcatraces” which translates into “The Island of the Pelicans.” Since then, the earliest recorded owner of the island...
Apr 1, 2022 · Park Home. Learn About the Park. Golden Gate National Recreation Area, which includes Alcatraz Island, was established by Congress in 1972. Golden Gate offers a national park experience to a diverse urban population, while preserving and interpreting the park's outstanding natural, historic, scenic, and recreational values.