The Rosenbach is a Philadelphia museum and library located within two 19th-century townhouses. Established as a testamentary gift in 1954. The historic houses contain the donated collections of Philip Rosenbach and his younger brother Dr. Abraham Simon Wolf Rosenbach.

Rittenhouse Square is a neighborhood, including a public park, in Center City Philadelphia, Pennsylvania. Rittenhouse Square often specifically refers to the park, while the neighborhood as a whole is referred to simply as Rittenhouse. The park is one of the five original open-space parks planned by William Penn and his surveyor Thomas Holme during the late 17th century.