Here is an idea for a vertical garden in a classroom (plus a fish tank). This could also work in other places -- homes, places of worship, community centres, etc. Maybe even outdoors? With a mesh covering over the fish tank, the cats couldn't get in.
For now we'll count 'Sheds' among the "Etc" .loveandpunishment: bookspaperscissors: The Outpost garden pod: A contemporary summer house / eco hut hand made in western red cedar comes complete with waterproof clip on screens.