Halcyon House

Historical marker location:

3400 Prospect Street Northwest, Georgetown, District of Columbia

( Marker is on Prospect Street Northwest west of 34th Street Northwest, on the right when traveling east.)

Marker installed: 1972

architecture houses residential buildings

The District was the site of the first public monument to George Washington: The Washington Monument, which stands in the center of the National Mall, was built to honor the first U.S. president. It was completed in 1884, more than 50 years after construction began.