Haselstein Castle - Credit: Wikimedia Commons
Haselstein Castle (Burg Haselstein) is a ruined hill castle near the village of Haselstein in Nüsttal in the county of Fulda in Hesse, Germany. It lies next to the village on a steep basalt cone at a height of . The rock was first mentioned in 780/781 as the Haselahastein. Read more on Wikipedia
Source: en.wikipedia.org