Francie Rehwald wanted her mountainside house to be environmentally friendly and to be "feminine," to have curves. "I'm a gal," says the 60-year-old retiree.

Her architect had an idea: Buy a junked 747 and cut it apart. Turn the wings into a roof, the nose into a meditation temple. Use the remaining scrap to build six more buildings, including a barn for rare animals. He made a sketch.