A Monolithic Dome Home with a WOW Factor Monolithic Dome Home in Mohave Valley, Arizona — Built on a 10-foot stemwall that goes about 4 feet into the ground, this dome has a diameter of 60 feet, a height of 35 feet and three levels. The WOW factor! — Curious visitors enter Don Steelman’s home, look up 30 feet to the top of this Monolithic Dome and, almost without exception, exclaim, “Wow!” A wraparound staircase — The focal point of the dome is a gracefully flowing staircase that wraps around the elevator leading to the third level. Looking down! — The third level that includes the bedrooms and bathrooms also features a balcony that overlooks the living and dining areas on the main floor. Kitchen — With its tile floor and smooth countertops, the kitchen is a pleasure to work in and easy to keep clean. Anyone hungry? — The spacious kitchen includes an informal eating area. Shower — The tiled shower sports a convenient seat. Tub — The master bathroom features a comfortable, soothing tub. Guest bathroom — It includes a tub with an enclosed shower.