Rome is a major archaeological hub, and one of the world's main centres of archaeological research. There are numerous cultural and research institutes located in the city, such as the American Academy in Rome, and The Swedish Institute at Rome. Rome contains numerous ancient sites, including the Forum Romanum, Trajan's Market, Trajan's Forum, the Colosseum, and the Pantheon, to name but a few. The Colosseum, arguably one of Rome's most iconic archaeological sites, is regarded as a wonder of the world.