Odeon of Herodes Atticus settled
161 CE.
Shown on the map at 37.971°, 23.724°.
The Odeon of Herodes Atticus (Greek: Ωδείο Ηρώδου του Αττικού; also called Herodeion or Herodion; Greek: Ηρώδειο) is a stone Greek theatre structure located on the southwest slope of the Acropolis of Athens, Greece. The building was completed in AD 161 and then renovated in 1950.
Text from the Wikipedia article Odeon of Herodes Atticus, licensed CC BY-SA 4.0.