Just to see the interior scale of one of these small sheds. My purpose would be a place to cook the broth outside of the house, perhaps run a dehydrator, have some shelves for lacto-fermenting, and a sink to wash garden produce.
The Camera Obscura is a natural Phenomenon, and has a long history. In its simplest form it is a small hole (aperture) through which light passes from an object outside into a darkroom. The image appears upside down on the wall opposite the hole.