National cultural institution in Bulgaria that performs operas and ballets. It is located in a huge and impressive building in Sofia, the capital of Bulgaria. This building was designed in 1921 and opened in 1953. It displays plays from opera, ballet shows and concerts of all kinds, with the participation of many senior artists and dancers at the local and international levels. So, if you are a fan of this type of shows, all you have to do is buy your ticket and enjoy watching the best shows.