Fairmount Water Works

The Fairmount Water Works in Philadelphia, Pennsylvania was Philadelphia's second municipal waterworks. Designed in 1812 by Frederick Graff and built between 1812 and 1872, it operated until 1909, winning praise for its design and becoming a popular tourist attraction. It now houses a restaurant and an interpretive center that explains the waterworks' purpose and local watershed history. It was placed on the National Register of Historic Places in 1976.

• http://en.wikipedia.org/wiki/Fairmount Water Works