Excavators in Hungary announced the discovery of a very rare gold coin from the Roman era depicts Emperor Volusianus. The discovered coin, which dates back to the third century AD, is considered one of the rare coins because it depicts the face of Emperor Volusianus on the one hand, and because it was discovered in Hungary on the other hand. Despite the good luck that made the prospectors find this rare treasure, they still did not know who the old owner of that coin was....