Most of Helsinki's sports venues are under the responsibility of the city's sports office, such as 70 sports halls and about 350 sports fields. There are nine ice rinks, three of which are managed by the Helsinki Sports Agency (''Helsingin liikuntavirasto''). In winter, there are seven artificial ice rinks. People can swim in Helsinki in 14 swimming pools, the largest of which is the , two inland swimming pools and more than 20 beaches, of which Hietaniemi Beach is probably the most famous.