CIA World Fact Book - Yes, that's "THE" CIA. Many facts about political conditions, as well as information that the "typical" tourist would like to know.

How Far Is It? - Figures straight-line distances between any two points in the world.

MapQuest - Find any city, any street in the world.

Travelocity - Any option a traveler could want, including airline schedules and reservations.

Universal Currency Converter - Updated fairly frequently for many of the world's currencies.