Colosseum at dusk Colosseum at dusk Castel Sant'Angelo Colosseum at dusk Quadriga Statue at Altar of the Fatherland Saint Peters Dome of Saint Peters Basilica Dome of Saint Peters Basilica Saint Peters dome seen from the keyhole Swiss guard in Saint Peters Interior of Saint Peters Basilica Sistine Chapel Sistine Chapel Sistine Chapel Pietà by Leonardo Dome of the Pantheon Roman forum Trevi fountain Trajan market