Plovdiv There are also playgrounds for children. It is popular among the citizens and guests of Plovdiv who use it for jogging, walking, and relaxation. Plovdiv Stadium (55,000 seats) is the largest football venue in Bulgaria. Other stadiums include Stadion Botev, Lokomotiv (10,000 seats), Maritsa Stadium (5,000 seats), and Todor Diev Stadium (7,000 seats). There are seven indoor sports halls: Kolodruma, University Hall, Olimpia, Lokomotiv, Dunav, Stroitel, Chaika, Akademik, and Total Sport. In 2006, Aqualand, a water park, was opened near the city centre. Several smaller water parks are in the city as well. Football is the most popular sport in
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