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.

Marble floors, solid oak doors and walnut cabinetry are featured throughout the property, and in the central reception hall is an imperial staircase ... there is a spiral wine cellar.

A narrow spiral staircase can provide access to shelves ... which is easily pulled away to allow access to your private wine cellar. And as a bonus, the limited depth means you don't have to ...