Redworm farming by Charles Sanders. As Charles writes in this article, "if you are looking for a way to earn extra income, a retirement job, or even a new livelihood, then raising earthworms might just be the thing.
love this staircase. Obviously most homes wouldn't need multiple levels of stairs, but the circle and the circular stair case are kind of cool. Hard to get furniture up and down though. - My-House-My-Home