San Giovanni di Posada (Latin: Portus Luguidonis or Portus Liquidonis) is a frazione and small village in Sardinia, Italy, on the Tyrrhenian coast of...

a relevant group of opponents prefer to consider it was near the Portus Luguidonis (a Roman harbour), at San Giovanni di Posada. This second theory is...

period, the town's importance declined with the foundation of nearby Portus Luguidonis. In the Middle Ages, Posada was main town of an historical district...