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
Acmella nana from China in September 2015. The genus name "Acmella" is derived from a Greek word "akme" meaning "(the highest) point, edge or peak of anything." The species name "nana" was derived from a Latin word "nanus" meaning "dwarf", and was chosen because of its small size. "Acmella nana" has a shell, which is whitish in colour and has a shiny appearance. The shell is translucent and measures 0.50 to 0.60 mm in width, and 0.60 to 0.79 mm in height. In average the size is 0.7 mm. Due to its size, it cannot be directly noticed by naked eye, and