Karlovac [karlɔʋats] (German obsolete Carlstadt, Carlstadt, Hungarian Károlyváros, Italian Carlostadio) is a town in central Croatia. She had in 2011 the majority of whom represented the Croats in the census 55,705 inhabitants, with 88.21 percent. Karlovac is the seat of Karlovac (Croatian Karlovačka županija). The Four Rivers city lies on the Korana, the Kupa, the Mrežnica and Dobra. Due to the good water quality you can swim in several places in the rivers. The road network Karlovac 56 km from Zagreb, Croatia's capital, and 130 km from Rijeka, the largest coastal city on the northern Adriatic, removed. The ninth largest city in Croatia today is one of his youngest cities. it was founded and named in 1579 was built by the Styrian Archduke Karl II. of Inner Austria, the commander of the Croatian-Slavonian Mark, the fortress star shape on marshy terrain to the latest findings of the Venetians, led by the local builder Martin (Matija) Gambon. then served as the seat of the governor of the newly established Military Province Vojna Krajina. Mid-17th century the military fortress of Emperor Leopold I of the Austrian chief engineer and captain, Fortress engineer Martin Bull (1620 to 1669), who was a pupil of Andrea Young Nod modernized. The fort is an excellent example of the architecture of the Renaissance as one of the few so-called "ideal city". After the wars of 1683-1689 and the Turkish withdrawal Karlovac lost military importance. However, due to its advantages as a hub on the route between the northern Adriatic and Vojvodina to Karlovac developed in the 18th century to a trading town. It is also home to the Croatian beer brand Karlovačko which is served in many restaurants. The continental hinterland of Croatia reflects not only baroque, wooden chapels, thermal springs and monasteries and the viticulture.