Off Grid Central Alberta Monolithic Dome Monolithic Dome home in Canada — This 55-foot diameter dome-home was designed by Mike Forsyth and built by Canadian Dome Industries in 2005. Interior design — This dome encompasses 2 bedrooms, 2 baths, a large kitchen, pantry/laundry, an open dining/living area and an office A Passive Solar house — Sun shines through south-facing windows, heats the floor and the concrete blocks, and the warm air naturally circulates through the blocks and the dome, thus heating the dome.