The gold Eid Mar coin is one of only three known to exist today (Credit: manhattanda.org)

On March 21, 2023, the Manhattan district attorney's office announced they were returning 20 looted antiquities to Greece. The artifacts are valued at over $20 million. They include a bronze container for human remains and a set of human and animal figures carved from marble. However, the most extraordinary is a rare Eid Mar coin celebrating the assassination of Roman politician Julius Caesar.