Observatory Circle is a neighborhood in Northwest Washington, DC, dominated by the circle of the same name — the grounds of the United States Naval Observatory and the official residence of the U.S. vice president. The neighborhood is bounded on the northeast by Massachusetts Avenue; on the south by Calvert Street, the Observatory Circle property, and Whitehaven Street; and on the west by 37th Street.

This category lists general interest sites related to the neighborhood, Observatory Circle. Sites for specific entities or businesses should be listed in the proper subcategory of Washington, DC.

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