it stretched from the arch of septimius severus to the arch of titus. ious triumphal arches, named after the emperors who built them, functioned as public-relations tools. reliefs decorating the various arches show how war and expansion were the business of state. rome's thriving economy was fueled by plunder and slaves won in distant wars. [rock music] (male narrator) memphis, tennessee. it has been written if music were religion that memphis would be jerusalem and sun studio, its most sacred shrine. and you are here with jason d. williams. - hey, what's happenin' out there? this is old jason d. williams. we're at sun studio, the great recording. today we had a great show. on the guitar, i had ron ace norton. he's really great. "popcorn" james irving on the drums. one drum.. two drums. we had mr. rodney williams polk.