The upper part of the hill is mostly woodland and a popular recreational area for hiker and biker enthusiasts. On the eastern hilltop, above sea level, is a meter high observation tower located, Loorenkopf nearby Witikon, which offers a panorama over Lake Zürich, Pfannenstiel region and the Glatt Valley. On the northeastern side of the Adlisberg the ruins of the Dübelstein castle are situated; from 1487 to 1489 the home of Hans Waldmann, former mayor of the city of Zürich.