"...Gotham and Metropolis exist in an editorial vacuum, in the sense that we expect to see the Daily Planet and Gotham Clock Tower, whenever a story is being told, in these places. Over the years, writers have added things to these cities that whatever writers and editors, who follow them, have to keep up with. Comparatively speaking, we are much more familiar with Washington, DC's Washington Monument, U.S. Capitol Building and memorials, but, these real-world, historic landmarks have nothing to do with Wonder Woman's stories, specifically - like Marvel's use of New York City, ..this Washington, DC is merely a backdrop. Much easier for writers to set Diana's stories, there or Boston, without fussing over newly added details (a clock tower, etc,), because, in the Wonder Woman comic...
There are none. No laser-dome on an ARGUS Defense Citadel. No, Kanigher's Department Store, full of sight-gags, from the 1950s Wonder Woman comics. No Wonder-Washington, filled with over-sized tanks and gargantuan monuments..."