Spiral Cellars makes custom wine cellars that cost around $55,000. They're dug into the ground, have retractable ceilings or trap doors, spiral staircases, and can hold up to 1,900 bottles of wine.

Also part of the renovation, a new family room addition includes a wood-burning fireplace, coffered ceiling, floor-to-ceiling bookcases and tall French glass doors ... custom 2,500-bottle wine ...