This Web site, offering exhaustive (some might say exhausting!) detail on the art of traveling light, going pretty much anywhere, for an indefinite length of time, with nothing more than a single carryon-sized bag. There's no question: over packing heads the list of biggest travel mistakes. I have always traveled a great deal, for both business and pleasure, and — like most seasoned travelers — have found that the lighter my burden, the more pleasant my journey.