Watch and pay attention:
Watch the Byzantine Empire fall apart, follow the victories of the Mongols, and watch national borders shift, all accompanied by a fittingly dramatic soundtrack by Hans Zimmer from the Inception score.
The map traces changes in Europe's borders from 1000 AD until 2003, and was created using software from the Centennia Historical Atlas.
Interesting yeah? I just wish there were time stamps. Then again, who would notice the time stamps in a very quick time lapse video. That's hundreds of years condensed in 3 minutes and a half.