Odeon of Agrippa
Athens Municipality, Greece
The Odeon of Agrippa was a large odeon located in the centre of the ancient Agora of Athens. It was built about 15 BC, occupying what had previously been open space in the centre of the Agora. It was a gift to the people of Athens by Marcus Vipsanius Agrippa, a Roman statesman and general.
Venue data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).