Places Filter: Historic
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Description: The Sparks Shot Tower in Philadelphia, Pennsylvania, is a historic structure built in 1808 by Thomas Sparks for the production of lead shot. Standing at approximately 142 feet tall, it was one of the tallest buildings in the United States at the time of its construction. The tower operated by dropping molten lead from the top through a sieve into a water basin at the bottom, forming perfectly spherical shot as it cooled during the descent. This innovative method significantly improved the efficiency and quality of shot production. The Sparks Shot Tower is a testament to early American industrial ingenuity and remains a notable landmark in Philadelphia's rich historical landscape.