Exterior, Glass Siding Material, Metal Roof Material, Wood Siding Material, Metal Siding Material, House Building Type, and Shed RoofLine Architect Reinhold Andris has lived in this house in southwestern Germany since 1998. Fifteen years on, the structure remains emblematic of his modernist perspective. "It’s a very open architecture," he says, noting the near-invisible steel frame and pervasive use of glass.    Best Photos from Modern Glass Houses