In case you haven't noticed, There are many memebers here who own snow cats. Mine is my avitar, a Swedish unit called a Snow Trac.
Since you have snow for so long in Finnland, are there machines for snow travel? Here is alink to a get together we had in Febuary..
http://www.forumsforums.com/3_9/showthread.php?t=69053&page=4
Regards, Kirk
Nice machines, I wish that I was there...
Only snow travel gear I have are My cross country skies... somebody have they own snow mobile but I have not because You can NOT drive it to somebody's else land, You have to be permission do that, I have some My own land but not enough drive snowmobile, on lakes You can drive freely but I am not fisherman either.