This underground home was built on the former site of an underground reservoir in the UK. An architectural masterpiece, the home was designed and mostly built by a husband and wife team including a civil engineer.
This very angular, ultra-modernist design is part earth-sheltered, and part sustainable living. The Ellis Park House, by Altius Architecture
Using a steel culvert system, the clark-nelson house is almost perfectly situated into a hillside, and yet has a huge square footage. This shining example of innovation in construction features two large, interconnected steel culverts. One culvert serves as the living room and family space, and the other serves as the private spaces.