Peeking out from underneath bumpy layers of greenery, this Swiss estate looks more like something out of a fairy tale than real life. Designed by Vetsch Architektur, the structure was built using earth house construction, resulting in an insulating blanket that protects it from rain, low temperatures, wind and natural abrasion.
For more amazing underground abodes, view the entire list at Inhabitat.
Modern designs meets cave-dwelling with this eye-popping home (right) nestled inside of a 15,000-square foot sandstone cave in Festus, Missouri.
Built by Curt and Deborah Sleeper, the underground abode features smart examples of energy-efficient architecture like geothermal heating and passive design that keep the interior comfortable while completely eliminating the need for a furnace or air conditioning.