George Catlin’s Bird’s Eye View

catlin_niagara.jpg
Now I knew George Catlin did some bird’s eye views, but I did not realize he also did some Bird’s Eye Views. This is one of the latter, an 18-inch gouache from 1827, Bird’s Eye View of Niagara Falls.
He got it pretty close, too. Did he use a map or something?
niagara_gmap.jpg