Wallraf-Richartz-Museum houses the most extensive collection of medieval Cologne paintings, apart from the Old Pinakothek in Munich, as well as precious works from the time around 1500. Flemish and Dutch masters of the 16th to the 18th century, Rembrandt and Rubens included, are also represented as is a collection of German and French paintings from the beginnings of the modern era until 1900.
The foundations for the museum were laid by Main Attractions 28 the collector Ferdinand Franz Wallraf. The first museum building was constructed in the mid-19th century by the Cologne merchant Johann Heinrich Richartz.
References:The Odeon of Herodes Atticus is a stone theatre structure located on the southwest slope of the Acropolis of Athens. It was built in 161 AD by the Athenian magnate Herodes Atticus in memory of his wife, Aspasia Annia Regilla. It was originally a steep-sloped theater with a three-story stone front wall and a wooden roof made of expensive cedar of Lebanon timber. It was used as a venue for music concerts with a capacity of 5,000. It lasted intact until it was destroyed and left in ruins by the Heruli in 267 AD.
The audience stands and the orchestra (stage) were restored using Pentelic marble in the 1950s. Since then 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.