Divers off the coast of Naples, Italy have recovered a large chunk of chiseled obsidian that likely went down in a Stone Age shipwreck more than 5,000 years ago.
Chiseled obsidian recovered from Neolithic shipwreck near Capri's 'Blue Grotto : Read more
Chiseled obsidian recovered from Neolithic shipwreck near Capri's 'Blue Grotto : Read more