The amazing "city of artists", Plovdiv is among the oldest cities in Europe and for many years attracts thousands of travelers. Tourists come to these places of unique historical monuments and ultra-modern entertainment centers, beautiful nature and region's national character. The number of historical sites in the city is incredibly large; more than 200 objects are considered monuments of national importance. Locals managed to save a lot of beautiful architectural buildings and museums of Plovdiv are stored as a treasure trove filled with priceless historical artifacts and works of art. Ancient theatre (Roman Amphitheatre) is used for festivals and national holidays and also one the significant historical symbols of the place. The heart of the historic district is considered a Thracian fortress, this imposing structure has survived only partially.