A collaborative online effort in which anyone can edit content (such as WikiTravel, for user- generated destination guides you can add to)
A simple tool (world clock, currency converter) that can be downloaded for use on your desktop
Also known as a meta-search engine. A one-stop site for comparing thousands of airfares, hotel rates, and car rentals.
RSS stands for "really simple syndication," a way to automatically receive updates (e.g., last-minute fares) from your favorite sites
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