hi mate
i live in sweden and as you can imagine the winters here are harsh
most people are building these at the moment
http://www.lappli.fi/galleria.html
they are assembled in finland and then you transport them over and basically knock them up,top quality timber used,i also stayed in a log cabin ,massive 6 bedrooms last summer the guy was a heart surgeon in norway whom we rented it off apparently he bought it from estonia you could try and goolge that very nice though