Harran was a major ancient city in Upper Mesopotamia Urfa province Turkey . “Anatolian Civilisations”, . Harran, the city was the chief home of the Mesopotamian moon god Sin, is famous for its traditional ‘beehive’ adobe houses, constructed entirely without wood. The design of these makes them cool inside and is thought to have been unchanged for at least 3,000 years. The tower on the horizon was an early observatory used for gazing at the galaxies and for worshipping the Moon God.