Arch of Septimius Severus (Forum Boarium) settled
200 CE.
Shown on the map at 41.889°, 12.483°.
The Arcus Argentariorum (English: Arch of the Argentarii; lit. 'Arch of the Money-Changers'; Italian: Arco degli Argentari), is an ancient Roman arch constructed by the argentarii in the Forum Boarium in 204 CE. It was partially incorporated into the western wall of the seventh-century church of San Giorgio al Velabro.
Text from the Wikipedia article Arcus Argentariorum, licensed CC BY-SA 4.0.