roman forum in rome, italy.

rome roman forum italy temple ancient rome architecture italian culture colosseum building basilica julia art temple castor pollux vesta palatine hill arch monument old ruin roma imperial archeology history colonnade tourism romanum forum europe column outdoor travel historic district cityscape arch titus via sacra architectural styles horizon arcade maxentius classical style column phocas curia domus tiberiana empire skyline antoninus faustina trabeation urban view nova