Helsinki. The swimming Yrjonkatu (Yrjonkadun Uimahalli, Yrjonkatu 21b, phone 09 310 8740 1) is a historic pool with a specialty that makes it unique: you can swim naked. Using swimsuit at the pool was allowed until 2001, since then it is forbidden bathing swimsuit, one must keep in mind that nude swimming is very popular in Finland. The opening times are different for men and women, so check by phone or on their website what time open. Built in 1928 and renovated in the 90s, the pool is the oldest in Scandinavia and its architecture and decoration is inspired by the ancient Roman baths. Places have several saunas and a massage service is available whenever you book in advance. A gym and fitness center are also present in the facility.