In Europe, where forestry is ecologically more advanced, the non-commercial tree species are recognized as members of native forest community, to be preserved as such, within reason.
There are no real windows, just some holes cut in the sides, like the portholes in a ship, but not round and not square, with rawhide holding the shutter s up on the outside.
This memory came back to me one day while I was working at the laundry, and I started seeing the opening scene of a story: girls showering in a locker room where there were no U-rings, pink plastic curtains, or privacy.