aerial view of ptuj, oldest slovenian town along the drava river with bridges, medieval hilltop castle ,

ancient architecture balkan baroque beautiful belltower blue building castle cathedral city cityscape drava river europe fortification fortress gothic heritage historic history landmark landscape medieval old outdoor panorama ptuj town reflection roof scenic sky slovenia slovenian slovenija styria summer tourism tower travel urban view water waterfront yugoslavia aerial oldest bridges hilltop red houses eighth-largest located traditional region northeastern seat municipality recorded slovenia ptuj