Exterior, A-Frame RoofLine, Cabin Building Type, and Glass Siding Material Updating the A-frame of yore, this home’s liberal use of windows makes the most of panoramic views spanning two valleys. Catalonia, Spain. Cadaval & Sola-Morales from the book Rock the Shack, Copyright Gestalten 2013.  Photo 32 of 101 in 101 Best Modern Cabins from Modern A-Frame Homes