Cliffdome in 1980 — By pulling air through open windows and doors at night, Cliffdome stayed cool, requiring no air conditioning. A small, mobile-home heater kept this 8000-square-foot home warm.

Cliffdome in 1980 — By pulling air through open windows and doors at night, Cliffdome stayed cool, requiring no air conditioning. A small, mobile-home heater kept this 8000-square-foot home warm.