The city only architecturally intact monument from classical times, constructed by Agrippa in 27 BC and rebuilt by Hadrian in 117–125 AD. In 608 AD it was transformed into a Christian church. The interior measures 43.4 m in width and height. Light and air (and even rain) enter through the opening at the top through which the sky pervade the temple. It contains the tombs of King Vittorio Emanuele and Raphael. Open daily, 9am–7:30pm, Sun until 6pm. Free entrance.
Piazza della Rotonda