Try these links to learn about other countries and their holiday celebrations.
Ethnic Dishes http://www-2.cs.cmu.edu/~mjw/recipes/ethnic
Ethnic Foods http://www.cyber-kitchen.com/index/html/gp11.html
Yahoo!Kids Holidays http://kids.yahoo.com/search?p=holidays
Earth Calendar: Holidays Around the World http://www.earthcalendar.net/_php/CountrySearch.php
Holidays Around the World K-12 http://falcon.jmu.edu/~ramseyil/holidays.htm
Yahoo!Kids Countries http://kids.yahoo.com/directory/Around-the-World/Countries
The World Factbook http://www.cia.gov/cia/publications/factbook
Atlapedia http://www.atlapedia.com
Holidays Around the World: Kids' Turn Central http://www.kidsturncentral.com/holidays/glossary/holidaysgloss.htm
World Almanac for Kids - Nations http://www.worldalmanacforkids.com/WAKI-Chapter.aspx?chapter_id=8
World Almanac for Kids - Holidays http://www.worldalmanacforkids.com/WAKI-Chapter.aspx?chapter_id=2
CultureGrams http://online.culturegrams.com/index.php