The Arena (colosseum) reference article from the English Wikipedia on 24-Apr-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)
Arena is the Croatian name for the ancient Romanamphitheatre located in Pula, Croatia. Arena was built between 100 A.D. and 200 A.D. as the city of Pula became an regional center of Roman rule, called Pietas Julia.