The research ship Atlantis deploys underwater submersibles named Sentry and Alvin to gather data on a sunken ship that may have been a trade vessel from the days of the American Revolution.
Lego octopuses and dragons have been washing up on a beach in Cornwall. An intrepid beachcomber is helping to document the ongoing discoveries.
A wreck off the coast of Haiti has been tentatively identified by underwater explorer Barry Clifford as the remains of one of Columbus' long-lost vessels.
Still the most romantic of shipwrecks, the Titanic is coming under new protections 100 years later that are designed to preserve its dramatic history.
On the centennial of the Titanic shipwreck, an interactive map lets people learn more about the passengers and their ultimate fates.
Made with materials from shipwreck