Pula Arena is a well-preserved Roman amphitheater located in Pula, Croatia. Built in the 1st century AD, it is one of the largest and best-preserved ancient structures of its kind in the world. The arena could hold up to 20,000 spectators and was used for various events, including gladiatorial contests and public spectacles. Today, Pula Arena serves as a popular tourist attraction and cultural venue. It hosts various events, such as concerts and film festivals, allowing visitors to experience its historical significance while enjoying modern entertainment. The structure's impressive architecture and rich history make it a must-see landmark in Croatia.