<prompt> Translate the following text to EnglishWanasayansi wamegundua miji tisa iliyojengwa juu ya mji wa Troya, kuanzia mji wa Troya I, uliokuwapo katika kipindi cha enzi ya shaba ya mapema 3000 - 2500 KK hadi mji mkuu wa Kirumi ulioitwa Ilium Novum, uliokuwapo kuanzia 334 KK hadi 400 KK.  <response>: Archaeologists have now uncovered nine superimposed cities, from Troy I, an Early Bronze Age settlement 3000 2500 b.c. to the Hellenistic and Roman metropolis, known as Ilium Novum, which stood here from 334 b.c. to a.d. 400. 