Medieval treasure found on Swedish island

[UPI]  More than 600 pieces of medieval silver coins have been unearthed on the Swedish island of Gotland, officials said. The coins were discovered Monday as a landowner was moving soil on his property, The Local.se reported. "This is an amazing find. It's unbelievable that treasures of this scale exist here on Gotland," Marie Louise Hellquist of Gotland's County Administrative Board said.