Embark on an unforgettable small-group journey through Rome’s underground world, where you’ll explore ancient shrines, palaces, and dwellings beneath the city’s bustling streets. Led by a passionate historian, uncover captivating tales of Rome’s rich history and culture, offering an intimate experience with plenty of opportunities for questions and deeper exploration. The Ultimate Underground Tour focuses on the Roman Houses of Celio on Caelian Hill, revealing hidden temples and ancient dwellings from the 2nd century AD—an unforgettable glimpse into the lesser-known aspects of the Eternal City.