Information about Beijing: http://www.ebeijing.gov.cn

Airport Guide
International Airports
http://www.internationalairportguide.com/
 
ATM Locator
VISA ATMs
http://visa.via.infonow.net/locator/global/jsp/SearchPage.jsp
 
Mastercard/Cirrus ATMs
http://www.mastercard.com/cardholderservices/atm/
 
Currency
Currency Converter
http://www.oanda.com/convert/cheatsheet
 
Electricity
World Electric Guide
http://traveloasis.com/world-electric-guide.html
 
Flight Delay Information
Current US Airport flight delays
http://www.fly.faa.gov/flyfaa/usmap.jsp
 
Health Information
CDC Health Advisories
http://www.cdc.gov/travel
 
World Health Org. (WHO)
http://www.who.int
 
Maps
International Travel Maps
http://www.itmb.com
 
Packing List
Rick Steve's recommendations
http://www.ricksteves.com/plan/tips/packlist.htm
 
U.S. State Department Information
Travel Warnings
http://www.travel.state.gov/travel/cis_pa_tw/tw/tw_1764.html
 
U.S. Passport Information
State Department
http://travel.state.gov/passport/passport_1738.html
 
Visa Requirements (for U.S. travelers)
Travel Document Systems.
http://www.traveldocs.com/
 
Weather
Weather Underground
http://www.wunderground.com