Here are links to some other sites that you might find useful or interesting.

General travel information

• Round-the-world Travel Guide

Getting there

• An excellent airline ticket FAQ by Edward Hasbrouck

Health

• Centers for Disease Control travel site

Money

• Dealing with the IRS during extended travel
• Global currency converter by OANDA

Other photo sites

• Alfred Molon's photo galleries
• Around the World in 80 Clicks