Philadelphia, PA, United States
Solitude, The. Designed and built in 1784 as a riverside villa by John Penn, Jr., it served as a model for country houses of the Federal period (c. 1775-1830). Administered by the Philadelphia Zoo since 1874, the original Adam Style features, including elegant plaster ceilings, are preserved.
Listen to the audio guide for Blue plaque № 29604 Free on WIP — starts by itself when you arrive, even with the screen off