bridge of umberto i and mausoleum castel sant angelo at sunset.

172011 ancient and angel angelo antique architecture blue bridge building capital castel castle city cityscape cylindrical europe european famous fort fortress hadrian historic historical history italia italian italy june known landmark landscape mausoleum monument museum outdoor palace river roma roman rome romeitaly round ruin saint sant santangelo scenics sculpture sightseeing sky sunset tiber tourism tourist touristic towering travel umberto usually vatican view