Snorkeling is a sea activity that facilitates contact with nature, which gives the opportunity to observe underwater life in a natural setting without the need for a specific course or complicated and expensive equipment. It 'a sport suitable for all ages as it does not require excessive physical effort. In Western Liguria, and in particular between Noli and Pietra Ligure, there are vast stretches of coastline land characterized by the presence of fossil beaches or beach-rock, geological formations of great naturalistic interest, often present  in the Mediterranean Sea basin.