Schloss Weinberg is an Upper Austrian castle complex and is located on the vineyard above the village of Kefermarkt in the Mühlviertel. The first castle in this location was built in the 11th century. The conversion into a Renaissance castle was made by Hans Wilhelm von Zelking in 1600. The Thürheimer bought the property in 1629. After becoming almost uninhabitable in the early 1980s, Upper Austria rented the castle in 1986 for 99 years, the renewed and organized in 1988 a national exhibition on the premises. Since 1989 the castle has been used as a regional music and education center.
References:The ancient Argos Theater was built in 320 BC. and is located in Argos, Greece against Larissa Hill. Nearby from this site is Agora, Roman Odeon, and the Baths of Argos. The theater is one of the largest architectural developments in Greece and was renovated in ca 120 AD.
The Hellenistic theater at Argos is cut into the hillside of the Larisa, with 90 steps up a steep incline, forming a narrow rectilinear cavea. Among the largest theaters in Greece, it held about 20,000 spectators and is divided by two landings into three horizontal sections. Staircases further divide the cavea into four cunei, corresponding to the tribes of Argos A high wall was erected to prevent unauthorized access into the theatron and may have helped the acoustics, but it is said the sound quality is still very good today.
Around 120 CE, both theaters were renovated in the Roman style.