Plovdiv once-bright greens and blues. Torah scrolls are kept in the gilded Aron-ha-Kodesh. The Plovdiv Drama Theatre is a successor of the first professional theatre group in Bulgaria founded in 1881. The Plovdiv Puppet Theatre, founded in 1948, remains one of the leading institutions in this genre. The Plovdiv Opera was established in 1953. Another pillar of Plovdiv's culture is the Philharmonic, founded in 1945. Soloists such as Dmitri Shostakovich, Sviatoslav Richter, Mstislav Rostropovich, Yuri Boukov, and Mincho Minchev have worked with the Plovdiv Philharmonic. The orchestra has toured in almost all of the European countries. The Trakiya Folklore Ensemble, founded
Plovdiv European mosque outside Moorish Spain. The Sephardic Plovdiv Synagogue is at Tsar Kaloyan Street 13 in the remnants of a small courtyard in what was once a large Jewish quarter. Dating to the 19th century, it is one of the best-preserved examples of the so-called "Ottoman-style" synagogues in the Balkans. According to author Ruth E. Gruber, the interior of the Plovdiv Synagogue is a "hidden treasure…a glorious, if run-down, burst of color." An exquisite Venetian glass chandelier hangs from the center of the ceiling, which has a richly painted dome. All surfaces are covered in elaborate, Moorish-style, geometric designs in