Image may be NSFW.
Clik here to view.
Just how many rivers are there in the United States? Based on this map, a hell of a lot more than you might think.
Nelson Minar put this wonderful map together. He put all the data the files he used up on Github so you can make your own version. See also: this map of U.S. roads and nothing else
Image may be NSFW.
Clik here to view.
California
Image may be NSFW.
Clik here to view.
