The ice cubes in ads look crystal clear while ice made at home is often not. You'll never freeze water the same way again after hearing the expert advice of icemakers, scientists and Buddhist monks that will help you churn out heirloom-quality cubes.

David Rees, the guy who salvaged the art of hand-sharpening pencils, is on a quest to master a new array of oft-ignored skills - like how to dig a hole. David goes deep inside a Rocky Mountain mine to become a test subject in the lab of "Dr. Shovel."