The centre of the city, surrounded by Corinthian columns.
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The 3,500-seat theater is in good condition and is used for contemporary productions.
Dates from the 3rd or possibly the 4th century. Consists of a large semi-circular room flanked by two secondary rectangular rooms, and preceded by a U-shaped colonnaded portico surrounding three sides on an open court.
Arch of Trajan
Built in the 3rd century to replace the original western gate, partially restored in 1900. A 12 m-high triumphal arch made principally of sandstone.
Contains visible slabs used by traders to display their wares.
A temple for the worship of the gods Jupiter, Juno and Minerva. Features two tall columns atop a raised platform.
A huge 40-room bath complex.