sentences:  In the 15th century the Spessart was a wild and unexploited virgin forest, used as a hideout by bandits and Hussites, who despoiled the regions nearby.Therefore, in 1427 Hamann Echter, the son of the first owner, began to rebuild his father's house to a fortified castle with walls, towers, and a moat using the nearby lake.Only the "Bergfried", the round tower, remains from the 15th century.