|Country||United States of America|
|Year||1832 - 1833|
|Height||17.4 m / 57 ft|
Philadelphia Exchange Company
|Construction cost||159 435 USD|
|Address||143 South 3rd Street at Walnut and Dock Streets|
- The building was in use as an exchange until the Civil War.
- Purchased by the National Park Service in 1952.
- Designated a National Historic Landmark in 2001.
- The tower was inspired by the Choragic Monument of Lysicrates in Athens.
- The roof is at a height of 45 feet and 6 inches (13.87 meters); 57 ft. (17 m.) to the top of the pediment.