AA Route Planner: Driving directions in the U.K. and Europe.

Angel Tours: Small group walking tours in Rome.

British Tourism: Official website of British Tourism Office.

Centers for Disease Control: Official US government source for health information for travelers.

City Vibrations: Specialized tours of Paris.

International Cell Phone Rentals: An easy source for renting a cell phone abroad, with delivery to your home or office.

The London Eye: Tickets and availability.

Paris Walks: Small group walking tours in Paris.

Passport Applications and Renewals: Everything you need to know to obtain or renew a passport.

Universal Currency Converter: Let them do the math!

US State Department: Travel warnings, public announcements, and Consular Information Sheets.

The Weather Channel: Up-to-the-minute weather information for wherever you're going.