Swimmers prepare to enter the freezing waters of the Serpentine in Hyde Park,
central London.Temperatures in parts of Britain plummeted to below minus 21 C
overnight.
British Conservative MP Leigh reacts as he enters the Serpentine in Hyde Park,
central London.
A swimmer breaks the ice to make more room for other swimmers in the
Serpentine.
Swimmers dive into the Serpentine river for a Christmas Day dip in Hyde Park
Central London. For over 100 years swimmers have taken part in the Christmas
Day "Peter Pan" swim in the Serpentine.
Enthusiasts participate in a winter swimming competition in Vladivostok on
January 5, 2010.
Russian ice swimmers, known as "walruses", believe that their hobby helps to
build up resistance to many illnesses and is crucial for surviving the long
winter.
A swimmer takes a glass of brandy after a swim in the Serpentine river.
People play in the snow in front of the mobile Russian baths in the village of
Bobrovka, about 400 km north of the Siberian city of Omsk.
A local timberwork business owner made a mobile sauna, or Russian banya, which
allows enthusiasts to take a steam while getting to their destination.
A woman throws snow after taking the annual bath in the frozen in Helenesee
lake at Frankfurt/Oder, eastern Germany. Most of the bathers stayed very
shortly in the two-degree-cold water as outside temperatures are at minus three
degrees celsius.