This orb-shaped tiny house's odd exterior allowed its designers to maximize interior space -- take a look inside to see how

Cloud Architects designed the Double Ring House, which is 515 square feet over two floors. The spherical house is prefabricated and will be available for sale around the world. The 26-foot-long orb shape allows designers to maximize space. Visit Business Insider's homepage for more stories. Tiny homes come in all kinds of unusual designs, from shipping containers to eggs, but an orb is still a rare occurrence. New York City-based Cloud Architects is expanding the already out there world of tiny ...