Wawel Castle, UNESCO World Heritage Site, reflected in Vistula River, at night, Krakow, Poland, Europe

horizontal color image travel destinations travel outdoors night wawel castle krakow poland europe clear sky sky purple building architecture castle fortress built structure vistula river river water reflection long exposure ferry journey public transportation light beam illuminated tree tower romanesque gothic renaissance baroque no people past history scenics unesco unesco world heritage site trees travel destination tourist destination tourist destinations rivers flowing water outdoor outside nighttime castles fort forts fortified fortification historic historical