The Travertine is a variety of limestone, called Lapis Tiburtinus, “Stone of Tibur”, the ancient name of Tivoli and it is formed by calcareous water. Travertine shows with or light yellow, reddish seldom for the presence of iron hydrates or tones.
The Travertine presents uniform mechanical strength and also considerable resistance to atmospheric agents. By ancient times it was widely used as a building material and ornamental. The Etruscans used Travertine to build different main monuments, such as: walls, city gates, memorials, urns. Romans also used Travertine to build different places, that today are many important, like as: the “Flavian Amphitheater, “Marcello Theater” and the ruins of the Port of Augusts.
The Travertine request, notable in the Renaissance, has continued and continues today; for example it is possible to remember, more recent buildings, such as the “Palace of Justice” and the University of Rome, etc…