The Tyrrhenian Sea Island is an archipelago located in the Mediterranean Sea off the coast of Italy. Two of the most famous islands in this archipelago are Elba and Capri. Elba is a small island located off the coast of Tuscany, Italy, and is known for its beautiful beaches and historical sites. Capri is a larger island located off the coast of Naples, Italy, and is renowned for its stunning scenery and luxurious resorts.