Troy was an ancient city located in Çanakkale Province in modern Turkey. The present-day location is known as Hisarlik. The site includes multiple layers of ruins, the oldest of which is dating back to the Bronze Age in the 3rd millennium BC. A new city called Ilium was founded on the site in the reign of the Roman Emperor Augustus. It flourished until the establishment of Constantinople. Troy was inscribed as a UNESCO World Heritage Site in 1998.