I recently picked up a bit more terrain for my WW2 collection it may be designed with WW1 in mind but a crater is a crater and I'd imagine European architecture didn't change much from 1914 - 1945 so the ruined building fits in really well.
So what does your $29 USD get you? Two craters and a ruined house and two baggies with flock and grass (I never use these I have about 50 or so little baggies around the house) and all pre-painted and...