The development of the Danish soils since the last glaciation has in many sand-dominated places been in competition with eroding wind. Due to circumferent erosion podsols holding rainwater lakes are in some places left in extraordinarely well developed flat topped hills.
Photo: E. Nygaard
Four GeoSites illustrate this theme
There is one main GeoSite:
Fr�slev Plantage (GS 11-1)
There are three supplementary GeoSites to Theme 11: