This is a remarkable sandstone eolian structure (or erosion). This is typical, in the Wasgau country ! You will find like so erosion structures, all over the Wasgau rocks. In Dahn, in Hauenstein, in Annweiler, ... All these cities are good beginning points, for hiking and climbing, bouldering and scrambling ! Good to know, for all the nature and rocks specialists (like us, for example, and maybe, you ... ) !