Plovdiv Roman theatre technique. Today, the ancient theatre is the most recognizable landmark of Plovdiv. It plays a significant part in the cultural life of the city (due mainly to the architecture of the monument and its good acoustics) and serves as a stage for plays, concerts, public events, etc. The theatre can accommodate up to 3,500 spectators. Plovdiv Roman theatre The Roman theatre of Plovdiv (; , "Plovdivski antichen teatar") is one of the world's best-preserved ancient theatres, located in the city center of Plovdiv, Bulgaria. It was constructed in the 90s of the 1st century AD, probably under the rulership of
Plovdiv Province capital is the city of Plovdiv; other towns include Karlovo, Sopot, Klisura, Kalofer, Hisarya, Saedinenie, Rakovski, Brezovo, Stamboliyski, Krichim, Perushtitsa, Sadovo, Parvomay, Asenovgrad, Laki, Katunica, Yiagodovo. Plovdiv Province had a population of 715,904 (715,816 also given) according to a 2001 census, of which were male and were female. As of the end of 2009, the population, announced by the Bulgarian National Statistical Institute, numbered 701,684 of which are over 60 years of age. The following table represents the change of the population in the province after World War II: Total population (2011 census): 683 027<br> Ethnic groups (2011 census): Identified