A Missouri engineer bought remote Ozarks land in 1970 and slowly built a reinforced-concrete home into the hillside; more than 50 years later, his son is restoring it room by room

An extraordinary underground home in Missouri’s Ozarks is offering viewers a rare glimpse into an unconventional experiment in architecture, engineering and sustainable living. Built by engineer Conway over several years, the house was carved into a hillside without an architect and with little outside assistance.

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