Buss took us through the 3 day Gettysburg battles, putting us on the spots where the major events took place. Thus we rode through the city several times, several ways depending on what happened on what day. We saw the importance of Cemetery Hill, the Wheat field, Little Round Top, etc. The locations where Lee and Meade were observing the battles from were pointed out. Some of the thousands of monuments were explained. The whole thing took about 2 hours. If you take the open air bus and sit on the top, you might want to ask for actual ear phones instead of the ear buds provided, as the wind noise can obscure the audio. The bus company has a limited number of good earphones available for no extra cost.