History According to Bob

http://www.summahistorica.com/ Professor Bob Packett takes his history class and his considerable teaching experience online in the form of free history podcasts. He explains historic events from the perspective of those people who were caught up in it. He has a light style as he goes from explaining Caesar to more close events like The Korean War.

Hardcore History

http://www.dancarlin.com/
The well known podcast site by the American political commentator Dan Carlin takes an unconventional look at history with his own take on events past. Yes, you have to be in tune with his sense of humor as he rips into today’s society and relates it to historical churns. He covers topics on Roman history, the World Wars, and the Cold War to mention a few. The tag says it best – history like you have never heard before.

History On Air

http://historyonair.com/
This is a podcast blog that’s all about historical figures, events and places. The About page says that since 2005, the site has seen 3.2 million downloads of its more than 100 episodes. The site features podcasts which you can listen to first, and then go through the blog post which includes external links for more study. The study aids are helpful if you want to do more research on the event. There are videos too that are collected from around the web.