Topic: Tell me a short, interesting fact about

The Roman Empire, at its height, covered approximately 5 million square kilometers, making it one of the largest empires in history. It stretched from Britain in the North to the Sahara in the South, and from the Atlantic Ocean in the West to the Euphrates River in the East, ruling over around 70-90 million people. This geographical extent rivals that of modern empires like the British and the Soviet empires.