Page "Luna (Etruria)" Paragraph 1

It derived its importance mainly from its harbour, which ( according to the 1911 Encyclopædia Britannica ) was the gulf on the Tyrrhenian Sea now known as the Gulf of Spezia or La Spezia Gulf, and not merely the estuary of the Macra as some authors have supposed.

The town was apparently not established until 177 BC, when a colony was founded here, though the harbour is mentioned by Ennius, who sailed from there to Sardinia in 205 BC under Manlius Torquatus.