 Archaeological sites from this period include Addaura cave, Altamura, Ceprano, and Gravina in Puglia.The Ancient peoples of pre-Roman Italy – such as the Umbrians, the Latins (from which the Romans emerged), Volsci, Oscans, Samnites, Sabines, the Celts, the Ligures, the Veneti, the Iapygians and many others – were Indo-European peoples, most of them specifically of the Italic group.The main historic peoples of possible non-Indo-European or pre-Indo-European heritage include the Etruscans of central and northern Italy, the Elymians and the Sicani in Sicily, and the prehistoric Sardinians, who gave birth to the Nuragic civilisation.