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Culture

Philadelphia is home to many national historical sites that relate to the founding of the United States. Independence National Historical Park is the center of these historical landmarks and one of the country's 22 UNESCO World Heritage Sites. Independence Hall, where the Declaration of Independence was signed, and the Liberty Bell is housed, are among the city's most popular attractions. Other national historic sites include the homes of Edgar Allan Poe and Thaddeus Kosciuszko, and early government buildings, including the First and the Second Bank of the United States, Fort Mifflin, and the Gloria Dei (Old Swedes') Church. Philadelphia alone has 67 National Historic Landmarks, the third most of any city in the country.

Philadelphia's major science museums include the Franklin Institute, which contains the Benjamin Franklin National Memorial, the Academy of Natural Sciences, the Mütter Museum, and the University of Pennsylvania Museum of Archaeology and Anthropology. History museums include the National Constitution Center, the Museum of the American Revolution, the Philadelphia History Museum, the National Museum of American Jewish History, the African American Museum in Philadelphia, the Historical Society of Pennsylvania, the Masonic Library and Museum of Pennsylvania in the Masonic Temple, and the Eastern State Penitentiary. Philadelphia is home to the United States's first zoo and hospital, as well as Fairmount Park, one of America's oldest and largest urban parks, founded in 1855.

The city is home to important archival repositories, including the Library Company of Philadelphia, established in 1731 by Benjamin Franklin at 1314 Locust Street, and the Athenaeum of Philadelphia, founded in 1814. The Presbyterian Historical Society is the country's oldest denominational historical society, organized in 1852.