Pula is the largest city and Istria's administrative center since Roman times. It is located on the southwestern area of the Istria peninsula and has a long tradition of winemaking, fishing, shipbuilding, tourism and transit port. Archeological sites show that history here begun in the Neolithic (6000-2000 BC). The most popular sights that you shouldn't miss are: the Arena - the sixth largest Roman amphitheater in the world; Arch of Sergius, the Temple of Rome and Augustus from 1st century; the Triumphal Arch; Gate of Hercules; Augustan Forum; Little Roman Theater; Byzantine chapel of St. Maria Formosa; and St. Francis monastery and church.