The Dumbarton Bridge, also known as the Q Street Bridge and the Buffalo Bridge, is a historic masonry arch bridge in Washington, D.C.
Dumbarton Bridge was built between 1914 and 1915 to convey Q Street Northwest across Rock Creek Park between the city's Dupont Circle and Georgetown neighborhoods.
Wikipedia https://en.wikipedia.org/wiki/Dumbarton_Bridge_(Washington,_D.C.)
Address 2348 Q St NW, Washington 20037, United States
Coordinates 38°54'38.849" N -77°3'4.42" E