>> this was the fourth largest am pe amphitheater in the whole empire. during the wars against the german tribes north of the danube there was a lot of troops actually which were stationed for more than ten years, and there was also marcus arrealus living there for a longtime. and there was the capitol of the province. jenna: it's interesting to see the animations and see it recreated before our very eyes. wolfgang thank you so much for joining us telling us a little bit about that. we'll put some of that animation on the pictures on our web side foxnews.com/"happening now." interesting stuff. jon: love that.