Learn about three mysterious and remarkable objects from the ancient world. The Maine Penny, a Viking coin, challenges the belief that Columbus was the first European to reach the Americas. It may have come to Maine through centuries of trade among Native American groups. The Phaistos Disc, a 3,000-year-old clay disc found in Crete is covered in unique stamped symbols that have defied translation. New research shows potential parallels with Minoan religious artefacts. The death mask of the "Unknown Woman of the Seine" became one of the most famous masks in history, and was later used as the model for the CPR training mannequin.