Milan

Roman Mediolanum, the largest city in northern Italy. In 117 CE, a booming provincial hub — not yet the imperial residence it would become in the 3rd century.

A major living metropolis of around 1.4 million; Roman-era remains like the Columns of San Lorenzo survive as isolated fragments within the modern city.

Roman Maps shows the empire frozen at 11 August 117 CE, the day Trajan died — its moment of greatest territorial extent. Explore the full map →