The Odeon of Herodes Atticus
is a stone theatre structure located on the southwest slope of the Acropolis of Athens, Greece. The building was completed in 161 AD and then renovated in 1950.
It was built in 161 AD by the Athenian magnate Herodes Atticus in memory of his wife, Aspasia Annia Regilla.
It has been the main venue of the Athens Festival, which runs from May through October each year, featuring a variety of acclaimed Greek as well as International performances.