Have you ever wondered how Ptolemy pictured the globe in the first century AD? Or how architects mapped out the ground plan for the 1904 World Fair? Or what a visual history of Ireland circa 1936 would look like?
Thanks to the Digital Public Library of America, we're able to dig into the archives online and peruse the impressively detailed remnants of historical cartography. And, among many other things, answer these definitively nerdy questions.