The Valþjófsstaður stone is a medieval runestone located in Iceland, specifically at the site of Valþjófsstaður. It dates back to the 12th century and is notable for its intricate carvings and inscriptions in the Old Norse language. The stone features a depiction of a lion, which is a rare motif in Norse art, and is believed to represent a story from the Bible. The stone is significant for its historical and cultural value, as it provides insight into the beliefs and artistic expressions of the Viking Age. It is currently housed at the National Museum of Iceland, where it is preserved and studied by historians and archaeologists.