Where can I find Yukigassen tournaments?

Yukigassen (雪合戦) is a snowball fighting-competition from Japan. Today there are annual tournaments in Sōbetsu, Hokkaidō in Japan, Kemijärvi in Finland, Vardø in Norway, Murmansk in Russia, Mount Buller, Victoria in Australia, Luleå in Sweden, Anchorage in Alaska, Aparan in Armenia, Jasper, Alberta and Saskatoon, Saskatchewan in Canada.

Sōbetsu, Hokkaidō, Japan
Kemijärvi, Finland
Vardø, Norway
Murmansk, Russia
Mount Buller, Victoria, Australia
Luleå, Sweden
Anchorage, Alaska
Aparan, Armenia
Jasper, Alberta, Canada
Saskatoon, Saskatchewan, Canada