"\u201cThis is the first sword found near the medieval city of Zve\u010daj, so it has double value - both scientifically and historically,\u201d he said. Analysis of the blade shows that the sword dates back to the late 13th and early 15th centuries. The sword was found near the ruins of a medieval castle in the city of Zvecaj, which used to be the seat of the Bosnian ruler."

Although the majority of mythology experts and historians agree that the legend of King Arthur's Excalibur is a metaphor for extracting iron ore from stone and events of the Iron Age. In the real world, it turns out that other medieval swords were found embedded in stone. An example of this is in the Montesiepi Chapel in Tuscany. Currently, historians are trying to investigate the process and reasons how the object could be embedded in stone.