Scholastic Teaching calendar http://teacher.scholastic.com/calendars/2007/august.htm
History Channel http://www.history.com/tdih.do
Choose anyday and see what happened! http://www.scopesys.com/anyday/
New York Times http://www.nytimes.com/learning/general/onthisday/index.html
Library of Congress http://memory.loc.gov/ammem/today/today.html
Those were the days! http://www.440.com/twtd/today.html
On this day http://www.on-this-day.com/