Discover the fascinating secrets of the Trevi Fountain and its undergrounds on a fast-paced guided tour. Learn how a 2,000-year-old Roman aqueduct supplies water to this iconic masterpiece. Uncover the captivating beauty and intricate details that most tourists overlook. Delve into the fountain's rich history and marvel at the mythological figures sculpted from raw stone. Experience the power and message of the fountain as intended by its designer. Immerse yourself in the newly uncovered archeological site nine meters below ground. Explore the functioning ancient aqueduct and visit the remains of an imperial Domus. Before you go, don't forget to partake in the tradition of throwing a coin into the fountain and discover the legends behind this peculiar ritual.