Punta Campanella divides the Gulf of Naples from that of Salerno and has been a marine reserve since 1997 which places around 40 km of coastline under constraint. The so-called mouth èpiccola is the narrow arm of the sea that sapara The promontory inspired the Greeks who have a temple dedicated to Athena then recycled by the Romans who dedicated it to the goddess Minerva. The Tower of Minerva was built by Robert of Anjou as an observation post against the incursions of Saracen pirates. In case of danger the sentries rang a bell and this determined the name of the promontory.