2025-06-26 00:00:00 The Heiligenberg near Heidelberg is one of the most important archaeological site monuments in Baden-Württemberg and is an impressive testimony to a history that goes back thousands of years. The mountain has been inhabited since the Stone Age. During the Bronze and Iron Ages it developed into a central location and important trading hub in the region. In the 5th century B.C. In the 4th century BC, the Celts built an impressive fortification of ramparts and walls, which made the economic and political position of the hilltop settlement visible from afar. During Roman times there was a temple district on the main peak of the mountain, and medieval monastic life characterized the Heiligenberg until the early modern period. The secrets of the Heiligenberg await discovery along the 2.5 km long Celtic Trail. From the info point, the hiking trail leads along the inner ring wall of the Celtic double fortifications. 11 stations offer fascinating insights into the life, culture and meaning of this unique place - a perfect mix of nature experience and historical adventure! Our app is the ideal companion for your visit: It offers practical tips and complements the topics of the stations with lots of other information. 3D models and augmented reality elements bring the past to life. Download the app now and make the Celtic Trail on the Heiligenberg near Heidelberg your next excursion destination!