The Trieste Summer Rock Festival is a free event held every July in the heart of the city. This festival features live music from local and international bands, food and drink vendors, and a lively atmosphere. It's the perfect choice for budget-conscious travellers looking for a fun and exciting night out. The festival is held in Piazza Unità d'Italia, one of the largest and most beautiful squares in Europe, making it a great location to enjoy the music and the city's vibrant atmosphere.