Three are the sites dating back thousands of years ago attesting first settlements on the peninsula:
Rock Drawings in ValcamonicaThe first of Italy’s UNESCO World Heritage Sites, having been inserted on the List in 1979. Valcamonica (or Valle Camonica), in Lombardy, extends over approximately 90 km (56 miles) in the middle of the eastern Alps, between the Provinces of Brescia and Bergamo.
Rock Drawings in Valcamonica, © UNESCO, https://whc.unesco.org/en/list/94/
Su Nuraxi di Barumini: The NuraghiThe Nuragic complex of Barumini rises in an area known as the Marmilla, located in south-central Sardinia (in the Province of Medio Campidano). The complex at Barumini is one of the 55 UNESCO World Heritage Sites that can be found in Italy.
Prehistoric Pile Dwellings around the Alps
A series of 111 archaeological sites identified within the European Alps. These settlements, dispersed throughout Switzerland, Austria, France, Germany, Italy and Slovenia, became a UNESCO World Heritage Site in 2011. Of the 111 sites, 19 lie within Italy, located in five different regions: Lombardy (ten), Veneto (four), Piedmont (two), Friuli Venezia Giulia (one), and Trentino Alto Adige (two).