Don't leave home without it.  In How To Be The World's Smartest Traveler, consumer travel advocate Christopher Elliott gives the inside scoop on how to travel smart in this new guide from National Geographic. With more than 20 years of experience in the field, Elliott guides readers through the complexities of travel. He even breaks through the virtual confusion of pricing, offers, discounts, packages, and every imaginable aspect of a trip.

For the USA Today interview with Christopher Elliott
For more from National Geographic.