Amalfi's coast il rich of Caves, built through the water erosion on the
these caves, there is one, called "Grotta dello Smeraldo", that has
typical karst and marine caves element.
the beginning the cave was above the sea and, during this age, stalactites
and stalagmites took
when the sea level rised on the coast, the cave was partially flooted up by the
the cave is connected to the sea through an tunnel 12 mts long and at 4 mts