Panoramic of Castel Sant'Angelo, UNESCO World Heritage Site, and River Tiber at sunrise, Rome, Lazio, Italy, Europe

horizontal color image travel destinations tourism outdoors sunrise dawn italy europe lazio building architecture cloud castel sant'angelo rome capital cities mausoleum of hadrian mausoleum tiber river water reflection bridge arch bridge transportation connection tree no people umberto i bridge past history scenics travel unesco world heritage site unesco travel destination tourist destination tourist destinations architectural bridges connections buildings clouds cloudy sky skies morning twilight outdoor outside rivers