Brand new episodes of Hitler's Circle of Evil continue Friday nights 9pm on HISTORY.

In terms of committing atrocities, few are on the same level as Adolf Hitler; the Nazi dictator who was responsible for the deaths of six million Jewish people during the Holocaust. (And then even more civilian deaths throughout the course of WWII.)

But despite him being one of the most documented men in history, there are still a few things about him that people don’t know. Or at the very least, there are a few things that tend to be overlooked. Which, for the record, is understandable.

Here are 10 things you didn’t know about Adolf Hitler.