Sacred Rules of Stone: Grain and Orientation

A Paris-based journalist lets us in on what happens behind closed doors at the city's grandest museum when it shuts to the public each Tuesday. And the last apprentice to be trained in the medieval techniques of masonry in Tuscany reveals how ancient secrets help to turn stone into masterpieces of art and architecture.

For more information on Travel with Rick Steves - including episode descriptions, program archives and related details - visit www.ricksteves.com.