Pula

In the Roman Imperial period (1st - 3rd centuries) the greatest classical monuments in Croatia were built in Pula. The most magnificent and surely central classical monument is the Amphitheater popularly called the Arena. This Amphitheater, used for fights and battles of men and animals, was built in the 1st century AD, during the rule of Emperor Vespasian. The ground plan is elliptical, its size being about 130 m x 105 m, and 32 m high, which ranks it as the sixth largest Roman amphitheater existing today. The Arena could once hold up to 23,000 spectators, whereas today it can seat some 5,000 people.
Classical Pula was supplied with all major achievements of Roman civilization, it had its water supply and sewage systems, Forum, which was the administrative, commercial and religious center, capitolium with temples (in the Forum), two theaters, large city cemetery (mentioned by Dante in his “Divine Comedy”), houses richly ornamented with mosaics and marble.