Exterior, Cabin Building Type, Metal Siding Material, Flat RoofLine, House Building Type, Glass Siding Material, and Metal Roof Material This 1,000 square-foot weekend cabin in Mazama, Washington, is essentially a "steel box on stilts," according to the firm. The three-story structure, which includes a living room and kitchen, can be completely shuttered when the owner is away.  Photo 76 of 101 in 101 Best Modern Cabins from In Omaha, an Exhibit Celebrates 50 Years of Olson Kundig