The population was constituted from farmers, fishermen and breeders of cattle who traded their products with the Versiliesi (traders from Versilia, the coastal region of Tuscany) in exchange for spices.

A war between the citizens of Lucca and Pope Gregory IX (1230) caused the exodus of the population of Caterozzo and some of the nearby villages to the Apennine mountains.

[2] Thanks to the "Furnaces of Caterozzo" families the pieve of Loppia, of which only the perimeter walls, the facade and the apse remained, was reconstructed and in 1522 was reopened to the faithful.

The main expansion of the village happened during World War I and the opening of an ammunition factory in 1915 by the Italian Metallurgical Society (Società Metallurgica Italiana – SMI) that produced shells and cartridges, providing many jobs.

It accommodates the main events of the village and provides a meeting place for people in their free time, thanks also to the adjacent gelateria, bars, pubs and restaurants.

Probably already built in the 6th century, it is certain that the pieve was restored at the beginning of the second millennium at the request of countess Beatrice di Canossa and was reconsecrated on Saturday February 4, 1058 by the bishop of Lucca, Anselmo da Baggio, the future Pope Alexander II.

Luigi Orlando Foundation and contains the correspondence, the archive documents, the technical drawings and samples of machinery that was used in the several plants of the group and is of great value, both historically and culturally.

[citation needed] A poem by the poet Geri di Gavinana has been dedicated to this fountain and to the lovers who visit it looking for a secluded place.