caption: The image shows a silver coin with the head of a man wearing a crown on it, which is believed to be from the Roman Empire. The coin is likely a tetradrachm, a type of currency used in the Roman empire during the reign of Emperor Alexander the Great. The man in the crown is wearing a long robe and a crown, and is holding a sword in one hand and a shield in the other. The background of the coin is a light blue color, and the text on the coin reads "Roman Empire".