Amateurs using metal detector located the tomb and after the initial major finds they contacted the archaeological authorities.The well-preserved grave contained an uncharacteristically large 12th-century sword as well as what appeared to be a Viking-age blade that may have been part of a cremation ceremony.The find was brought to light in a field in Hyvikkälä, Janakkala, which had showed signs of pre-historic settlement, by amateur metal detectorists After uncovering a few minor objects, the metal detector picked up a spear tip and an axe blade. After some digging, the group discovered a broken sword. At this point, the hobbyists broke...