church of saint michael, also called crkva svetog mihaela, in the osijek fortress, called tvrdja, in the northern croatia province

17th architecture austrohungarian balkan belief bestpreserved building catholic catholicism center centurypicture christian christianism christianity church city cityscape crkva croat croatia croatian culture ensemble faith fortress heritage historic history hrvatska katolicka landmark largest major michael mihael mihaela monument old osijek prayer religion religious saint slavonia slavonian slavonija sveti svetog tourism tower town tradition tvrda tvrdja tvrdjava visit visiting worship