 Many sports stadiums and domes are located in Sapporo, and some of them have been designated as venues of sports competitions.The Sapporo Community Dome, also known by its nickname "Tsu-Dome", has hosted the Golden Market, a huge flea market event which is usually held twice a year, along with some sports events.The Makomanai Ice Arena, in Makomanai Park, was one of the venues of the Sapporo Olympics in 1972.