The basic design is a circular corridor that the patients can pace without ever hitting a dead end. My grandfather made a successful escape attempt from such a

The basic design is a circular corridor that the patients can pace without ever hitting a dead end. My grandfather made a successful escape attempt from such a place several years in such a place, with Alzheimer's. The gardener had left some barrels around. He managed to stack them and then climb the fence. Later arrested a couple of miles from the facility trying to get into an unoccupied car. Pride.