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REFILE - CORRECTING COUNTRY IN BYLINE People run to a sauna during the European Sauna Marathon in Otepaa February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

A man runs to the sauna during the European Sauna Marathon in Otepaa February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

People take part in the European Sauna Marathon in Otepaeae, southern Estonia, on February 10, 2013. Around 600 participants in 150 teams compete in the event to find out which team takes the shortest time to use 22 saunas and to jump into nine ice holes. AFP PHOTO / RAIGO PAJULA / ESTONIA OUTRAIGO PAJULA/AFP/Getty Images

People take part in the European Sauna Marathon in Otepaeae, southern Estonia, on February 10, 2013. Around 600 participants in 150 teams compete in the event to find out which team takes the shortest time to use 22 saunas and to jump into nine ice holes. AFP PHOTO / RAIGO PAJULA / ESTONIA OUTRAIGO PAJULA/AFP/Getty Images

People take part in the European Sauna Marathon in Otepaeae, southern Estonia, on February 10, 2013. Around 600 participants in 150 teams compete in the event to find out which team takes the shortest time to use 22 saunas and to jump into nine ice holes. AFP PHOTO / RAIGO PAJULA / ESTONIA OUTRAIGO PAJULA/AFP/Getty Images

REFILE - CORRECTING COUNTRY IN BYLINE People run to a sauna during the European Sauna Marathon in Otepaa February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

People take part in the European Sauna Marathon in Otepaeae, southern Estonia, on February 10, 2013. Around 600 participants in 150 teams compete in the event to find out which team takes the shortest time to use 22 saunas and to jump into nine ice holes. AFP PHOTO / RAIGO PAJULA / ESTONIA OUTRAIGO PAJULA/AFP/Getty Images

A man bathes in icy water as he takes part in the European Sauna Marathon in Otepaeae, southern Estonia, on February 10, 2013. Around 600 participants in 150 teams compete in the event to find out which team takes the shortest time to use 22 saunas and to jump into nine ice holes. AFP PHOTO / RAIGO PAJULA / ESTONIA OUTRAIGO PAJULA/AFP/Getty Images

A girl bathes in icy water as she takes part in the European Sauna Marathon in Otepaeae, southern Estonia, on February 10, 2013. Around 600 participants in 150 teams compete in the event to find out which team takes the shortest time to use 22 saunas and to jump into nine ice holes. AFP PHOTO / RAIGO PAJULA / ESTONIA OUTRAIGO PAJULA/AFP/Getty Images

People take part in the European Sauna Marathon in Otepaeae, southern Estonia, on February 10, 2013. Around 600 participants in 150 teams compete in the event to find out which team takes the shortest time to use 22 saunas and to jump into nine ice holes. AFP PHOTO / RAIGO PAJULA / ESTONIA OUTRAIGO PAJULA/AFP/Getty Images

REFILE - CORRECTING COUNTRY IN BYLINE A man leaves a sauna during the European Sauna Marathon in Otepaa February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

REFILE - CORRECTING COUNTRY IN BYLINE People run to a sauna during the European Sauna Marathon in Otepaa February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

REFILE - CORRECTING COUNTRY IN BYLINE People react to the camera while enjoying a hot bath during the European Sauna Marathon in Otepaa February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

REFILE - CORRECTING COUNTRY IN BYLINE People visit a mobile sauna during the European Sauna Marathon in Otepaa February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

People push a car during the European Sauna Marathon in Otepaa February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

REFILE - CORRECTING COUNTRY IN BYLINE Participants run to the sauna during the European Sauna Marathon in Otepaa February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

REFILE - CORRECTING COUNTRY IN BYLINE Participants pose before the European Sauna Marathon in Otepaa, February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

REFILE - CORRECTING COUNTRY IN BYLINE Participants enjoy a meal during the European Sauna Marathon in Otepaa February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

REFILE - CORRECTING COUNTRY IN BYLINE People run to the sauna during the European Sauna Marathon in Otepaa, February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (ESTONIA - Tags: SOCIETY)

Participants run to the sauna during the European Sauna Marathon in Otepaa, February 10, 2013. More than 600 participants took part in the event by visiting 20 saunas with a total distance of over 100 km (62 miles). Picture taken February 10, 2013. REUTERS/Ints Kalnins (LATVIA - Tags: SOCIETY)