that's -- that's hard to square. ♪♪ >> can you imagine this filled with people and tear gas, police on horseback, people getting beaten and bloody. but this is still history. alabama played such a crucial role. some of the most infamous periods of violence, but also of civil rights in progress. so, this place here plays like a dual role. significant on one side of the history because of edmund pettus who was famed as a confederate soldier and leader and grand dragon, but also associated the bridge with the fight for black civil rights. >> throughout this whole trip we've heard people talking about history, you can't lose history.