The Glass — House

But to walk through the Glass House (metaphorically, since you can't walk through the walls) is to understand a radical idea: The Original Open Floor Plan Long before "open concept" became a buzzword on HGTV, Johnson was living in one giant room. There are no interior walls in the main house. The sleeping area, living room, dining space, and study all flow into one another, separated only by a single brick cylinder (which houses the bathroom—the only private space in the house).

Completed in 1949, this 56-foot-by-32-foot rectangular box of steel, glass, and brick doesn’t look like a home in the traditional sense. It looks like a pavilion. Or a modern art gallery. Or perhaps a very chic terrarium for humans. The Glass House

Interestingly, the house is nearly a perfect square. The geometry is so strict that it feels mathematical, yet the reflection of the trees on the glass makes it feel organic. It is rigid and fluid at the same time. If the main house is about exposure, the property includes a fascinating contradiction: the Brick House (also known as the guest house). Built at the same time, it is a windowless, dark, cylindrical structure buried in a hill. Johnson called it the "downstairs." But to walk through the Glass House (metaphorically,