Hallandsåsen is a horst on the border between the Swedish counties Skåne and Halland. It is part of a geological formation that includes an island in the sea outside the village of Torekov near Båstad called Hallands Väderö. The geological formation continues with the Linderödsåsen in Skåne. It was formed during the Late Cretaceous period 80 million years ago. It reaches its highest point at Högalteknall near the village of Hasslöv at 224 metres.
https://en.wikipedia.org/wiki/Hallands%C3%A5sen