Colorado Yurt Company – Well designed and inexpensive “temporary” circular structures. They’ll send you a kit and you build it yourself… I would strongly consider the radiant barrier insulation package for comfort and energy efficiency!
Tubmbleweed Tiny House Company – Jay Shafer’s Miniature houses with everything that you need and nothing that you don’t. Build your own or get them built for you. Inspirational ideas, plans, and guides for living small and living with the land.