This Day in History from the History Channel

Check out This Day in History. http://www.history.com/this-day-in-history
Everyday they post a short 1 minute video which highlights famous historical events. 
Cool thing to add to the beginning of your day or the start of each history lesson. 

There is also an Ask History page http://www.history.com/news/ask-history

where myths are debunked, truths are revealed and your most burning history questions answered.