Babylon
From Tardis Wiki, the free Doctor Who reference
Babylon was a city-state in Mesopotamia on Earth. It played an important role in Human history. In the 16th century BC the concept of astrology first appeared on Earth in this city. (SJA: Secrets of the Stars)
The Ikkaba visited Babylon and inspired its people to build pyramids. The People also visited city, through a time Pad. (BNA: Walking to Babylon)
In 1827 an archaelogical expedition excavating the ruins of Babylon experienced what seemed like omens, and found a stone tablet depicting a great demon standing above a city. (WEB: torchwood.org.uk)