
Discover the Historic Mansion on O Street in Washington, DC
The Mansion on O Street is an unusual place and one of Washington’s best-kept secrets. It operates as a non-profit organization and serves multiple functions, including being a museum, a bed and breakfast, a conference and event venue, and a private club. Established over 30 years ago by H.H. Leonards-Spero, it was created as a haven for artists and a creative sanctuary for visitors.