Rome is famously known for its ancient history, iconic monuments, and rich culture. It is home to some of the world's most recognizable landmarks, such as the Colosseum, the Trevi Fountain, and the Pantheon. Additionally, Rome is home to the Vatican City, the headquarters of the Roman Catholic Church. Other popular attractions include the Spanish Steps, Piazza Navona, and the Catacombs of St. Callixtus.