Watch the video to learn the secrets of the Águas Livres Aqueduct in Lisbon. Discover the history of the world’s largest stone arch and how the structure withstood the 1755 earthquake.
Watch the video to learn the secrets of the Águas Livres Aqueduct in Lisbon. Discover the history of the world’s largest stone arch and how the structure withstood the 1755 earthquake.