A unique 4,200-square-foot dome home in Afton, featuring sustainable design and luxurious amenities, is on the market for nearly $1 million.

Annual taxes on the property total $5,570. A geodesic dome is made up of interlocking triangles. Some dome homes are nearly spherical; others are closer to a hemisphere.

It applies local traditions to modern technology to construct dome-shaped buildings that it says are cheaper, more environmentally sustainable and more energy-efficient than regular concrete homes.

It has seven domes, in sunflower position from aerial view, with three bedrooms and four bathrooms across 6,347 square-feet.

The home’s local nicknames range from “the boba tea house” to “the onion house,” Taber said, depending on who you ask. The current owners, Taber said, took up residence in 1991, and ...