Interesting Facts For Curious Minds: 1572 Random But Mind-Blowing Facts About History, Science, Pop Culture And Everything In Between

by Jordan Moore

With a population of barely 800 and only 0.19 square miles of area, Vatican City is one of the smallest “cities” in Europe. It’s important to note that it’s also a sovereign state.

Ancient Rome was the first city in the world to reach a population of one million. It did this in the early Imperial Period (after 27 BCE).