Probably easiest to have cheap overseas labor build you a 3d model from a few photos, then 3d print the file and finish, paint, assemble.
Or go fully stone age and have villagers in china recreate the houses in clay.
I have a friend who just started an outsourcing company... pretty cheap CAD monkeys if you're interested. One of their first projects was actually writing their own CAD software for designing housing developments, so this sort of thing is right up their alley. Plus they're in siberia, so they know plenty about snow
