castel sant`angelo and bridge ponte sant`angelo over the tiber river in rome, italy

also ancient and angel angelo architecture attraction blue bridge called castel castle day destinations dramatic emperor europe famous filtering fortress hadrian hadrianeum historical holy italia italian italy landmark mausoleum medieval national old originally outdoor over panorama place ponte power river roma roman rome sant santangelo scenery scenic sight sky statue structure summer sunlight that tiber toned tourism tourist tower travel vacation view vintage was water