Imagine, it's 500 A.D., Rome has been sacked, the land is crawling with barbarians, and the infrastructure of Rome's thousand year empire is crumbling fast. Into this chaotic world comes the emperor of the East, Justinian, bringing stability and order, briefly reassembling the empire, and making Ravenna a beacon of civilization. During this time of transition, Ravenna also begins to make its mark on the art world, blending ancient roman and the first medieval styles and perfecting the craft of mosaics. For more information on the Rick Steves' Europe TV series — including episode descriptions, scripts, participating stations, travel information on destinations and more — visit www.ricksteves.com.