Aside from its dramatic appearance, the home's subterranean construction comes with an energy efficiency advantage: the surrounding soil is a constant 67 degrees, thereby helping to keep the interiors comfy year-round.  Search “spain” from Cliff House

Search “spain”

Aside from its dramatic appearance, the home's subterranean construction comes with an energy efficiency advantage: the surrounding soil is a constant 67 degrees, thereby helping to keep the interiors comfy year-round.