Ancient World

Bermeja (circled in red) on a map from 1779. © Carte du Mexique et de la Nouvelle Espagne: contenant la partie australe de l'Amérique Septentle (LOC)

What happened to the island of Bermeja?

This little piece of land in the Gulf of Mexico has now vanished without a trace. Theories of what happened to the island range from it being subject to ocean floor shifts or rising water levels to it being destroyed by the US to gain oil rights.
It also may have never existed.

Viking coin: Does Maine Penny prove Vikings lived in America? 7

Viking coin: Does Maine Penny prove Vikings lived in America?

The Viking Maine Penny is a tenth century silver coin that was discovered in the US state of Maine in 1957. The coin is Norwegian, and is one of the earliest examples of Scandinavian currency ever found in the Americas. The coin is also notable for its potential to shed light on the history of Viking exploration in the New World.