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    https://en.wikipedia.org › wiki › Fort_Jefferson_(Florida)

    Fort Jefferson (Florida) - Wikipedia

    Overview

    Fort Jefferson is a former U.S. military coastal fortress in the Dry Tortugas National Park of Florida. It is the largest brick masonry structure in the Americas, covering 16 acres (6.5 ha) and made with over 16 million bricks. A… 展开

    History

    In late December 1824 and early January 1825, about five years after Florida joined the United States, U.S. Navy Commodore David Porter inspected the Dry Tortugas islands. He was on the lookout for a site to build a naval stat… 展开

    Accessibility

    Fort Jefferson can be reached by a daily ferry from Key West, as well as by chartered seaplane and private boat. As a national park, primitive camping is permitted on the beach. Visitors by ferry typically spend f… 展开

    Where was Fort Jefferson located during the Civil War?
    Fort Jefferson, despite being located in the Florida Keys, was one of few Federal bastions located in the South that would remain under Union control throughout the entirety of the Civil War. It is a sprawling fortress that covers 16 acres and is the largest brick masonry structure in the United States, consisting of more than 16 million bricks.
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