Arch of Marcus Aurelius

It really remembers the triumphs of Marcus' sibling Lucius Verus. The main landmark in Oea that is as yet noticeable, is the alleged Arch of Marcus Aurelius. In 1961, the Parthian lord Vologases IV had suddenly assaulted the Roman domain and demolished an army, likely the Ninth Hispana. Lucius Verus drove the counter-assault, which kept going quite a long while, however finished in the sack of the Parthian capital Ctesiphon.

There were numerous landmarks to remember this triumph, similar to the Parthian Monument in Ephesus. That the curve in Oea was raised in 165, can be found from the sovereigns' style of titles, which calls them Armeniacus, a name they had acknowledged in the former year; the titles Medicus and Parthicus, which were included 166, are as yet missing.