There's a small road up the side of the hill that goes to what looks like the archaeological site administration buildings.

via StreetComplete 50.2

Attached photo(s):
https://westnordost.de/p/130320.jpg
https://westnordost.de/p/130321.jpg
https://westnordost.de/p/130322.jpg
https://westnordost.de/p/130323.jpg
https://westnordost.de/p/130324.jpg

GPS Trace: https://www.openstreetmap.org/user/oxidising/traces/6121872
