Founded in 1800 as one of six naval shipyards for the young nation, the Charlestown Navy Yand built and repaired ships, developed new technology, and defended our liberty until its closure in 1974. Today the Navy Yard has a new role: preservation and adaptive reuse. lein former workers and National Park Service employees as they tell the story of this special place in our nations history. Imagine walking under a ship thigh and dry," as worters repe her hull in the John Quincy Adams Dry Dock. Hear the beating of the 19.900 pound baromet as it seals the links of a die lock anchor chain. Watch workers twist and turn plant fibers Inin milions of leet of rope for the entire Navy. The Vard has changed, but the remnants of her past remain for all to see. As you plan your top to Beston, make one of your stops the Charlestown Navy Yard and step into Boston's nautical past.