Plovdiv of which are high. Because of these hills, Plovdiv is often referred to in Bulgaria as "The City of the Seven Hills". Plovdiv is host to a huge variety of cultural events such as the International Fair Plovdiv, the international theatrical festival "A stage on a crossroad", the TV festival "The golden chest", and many more novel festivals, such as Night/Plovdiv in September, Kapana Fest, and Opera Open. There are many preserved ruins such as the ancient Plovdiv Roman theatre, a Roman odeon, a Roman aqueduct, the Plovdiv Roman Stadium, the archaeological complex Eirene, and others. The oldest American educational
History of Plovdiv BC, Plovdiv was conquered by Philip II of Macedon, the father of Alexander the Great, who renamed it "Φιλιππόπολις", "Philippopolis" or "the city of Philip" in his own honour. Later, it was reconquered by the Thracians who called it "Pulpudeva" (from Philipopolis). In 72 BC, Plovdiv was seized by the Roman general Terentius Varo Luculus. The city was incorporated into the Roman Empire, where it was called "Trimontium" ("City of Three Hills") and served as capital of the province of Thrace. Thrimontium was an important crossroad for the Roman Empire and was called "The largest and most beautiful of all