Found at Ursi's Blog.
"More than 30 meters deep in the Mediterranean Sea, these controllable cameras off the coast of Pantelleria (Cala Gadir, Sicily, Italy) offer adventurers unusual vantage points of exploration. Ancient artifacts are visible partially buried in the sand beneath the waves."Link to webcam (you'll need to install a small IE plug-in to view)
PS.....not much point in trying in the evenings when it's dark!