Heydaer Berg
Germany
The Heydaer Berg between Plaue and Ilmenau in the Thuringian county of Ilm-Kreis is a hill ridge of the Reinsberge which reaches its highest point at the Halskappe which is 605.4 m above sea level (NHN), shortly before the better known Reinsburg (604.1 m).
Data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).