A colorful vintage geological survey of the moon, from the U.S. Department of the Interior. This image has a key to the colors.
Where Do The Animals Live? A pictorial game and wildlife map from 1956, from AzraelBrown's excellent blog The Infomercantile.
ASCII art of 12 April 1888. A map of Michigan's dry counties. "We found this part troublesome enough to set, and if any printer thinks it a simple job, he may try it for two or three days."