1863 View Down Maryland Ave.
Wow, check out this amazing view. We dug up this gem on the Library of Congress site. The full caption is below.
West-southwest view with Maryland Ave. SW and B Street SW (i.e., Independence Ave. SW) to the left, Maine Ave., 3rd, 4 1/2, and 6th streets SW to the center; view includes The Mall, Washington Armory, Armory Square Hospital, Smithsonian Castle, Washington Canal, Botanic Garden, Gas Works, Washington Monument, under construction, and the Potomac River.