This week was a big one, as yesterday's Tinto Maps post was the grand heart of early modern Europe: The Holy Roman Empire. Historical strategy fans long knew that this would be an immense ...

Here are 40 maps that explain the Roman Empire — its rise and fall, its culture and economy, and how it laid the foundations of the modern world.

Old Maps Online lets you find your way around 17th century Holy Roman Empire It's the single largest online collection of historical maps.