In 2000, two persons while illegally using metal detectors discovered several artifacts at the Harzhorn while searching for a medieval fortress. When one of the artifacts they unearthed turned out to be a Roman hippo sandal, they notified the Northeim county archaeologist, who is responsible for this area.Die Römerschlacht am Harzhorn on ndr.de 2012-1-6 (retrieved 2013-6-22)
