In the British Museum in London collections, there is an extraordinary artefact known as Imago Mundi, or the "Babylonian Map of the World ... revealed to track ancient Greek lunar calendar ...

Estimating the population of Ancient Greece is a complex task due to the lack of accurate historical records and the different time periods.

About 2,500 years ago Greece was one of the most important places in the ancient world. The Greeks were great thinkers, warriors, writers, actors, athletes, artists, architects and politicians.