The Roman Theatre of Catania (Teatro Romano di Catania) consists of the ruins of two open-air semicircular ancient Roman theatres, located between Piazza San Francesco, via Vittorio Emanuele, via Timeo, and via Teatro Greco in the center of Catania, Sicily, southern Italy. The site consists of a larger theatre and a smaller semicircular theatre, an Odeon. The structure is part of the Parco archeologico greco-romano di Catania .