In many countries of Northern Europe, including Scandinavia, Finland, Northern Russia, and the Baltic states, ice swimming is closely connected with the tradition of sauna, (1)     has led to the creation of a new activity where stays in the sauna are (2)     with quick 'pauses' in ice water. In Russia, ice swimmers are called what can be literally translated as 'walruses '. The north of Europe, (3)     , is not the only place where winter swimming is practised regularly. A large ice swimming movement exists in the UK, based in a famous location: the Serpentine Lake in Hyde Park in London. In Harbin, Northern China, about 200,000 people ice-swim in the Songhua River every winter. The oldest ice swimming club in the United States, the Coney Island Polar Bear Club of New York, organises an annual (4)     on New Year's Day. In Canada, 'Polar Bear Swims; 'Plunges' or 'Dips' are a New Year's Day tradition in (5)     communities as well, the biggest one taking place in Vancouver since 1920.

(4) ..................

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