Bağcılar Olympic Sport Hall thin-shell structures rising up through it. Bağcılar Olympic Sport Hall Bağcılar Olympic Sport Hall () is a multi-purpose indoor sports complex with Olympic standards located in Bağcılar district of Istanbul, Turkey. Its construction began in 1998 and the sport hall was inaugurated on March 20, 2001 in presence of the Belgian action films actor and former martial arts sportsman Jean-Claude Van Damme. The sports complex is owned by the Metropolitan Municipality of Istanbul. The main hall of the building is suitable for sports events such as basketball, volleyball, badminton, wrestling, handball, tennis, gymnastics, weightlifting, boxing, martial arts, fencing, table tennis
Nudity in sport Festival has a naked running race, and Camp Gymnasium hosts naked oil wrestling at Burning Man. One of the most popular events in naked sport is the international "Alps Adria Meeting". In 2007, this annual contest will take place for the 35th time in the camping ground "Kažela" close to Medulin/Croatia (June, 7th to June, 10th 2007). About 150 participants are expected. Another popular nudist sport event is the "International Nudist Swimming Gala" held by the International Naturist Federation in a different European city in early November every year. The top event of naturist sport in Europe (and perhaps worldwide)