Did they do plays in the colosseum?

Yes, the Colosseum in ancient Rome was used for various forms of entertainment, including gladiatorial contests, animal hunts, and mock naval battles. While it primarily hosted these spectacles, it also featured staged events that could resemble plays, often involving mythological themes or dramatic reenactments. However, traditional theatrical performances, as conducted in dedicated theaters, were not the main focus of the Colosseum's events.