On October 6 is the international UNESCO Geodiversity Day. In this context, various events will also take place in Luxembourg.
The Natur- & Geopark Mëllerdall is inviting to a guided hike to the Geosite of the year 2023: Haupeschbaach-Halerbaach.
![](https://www.naturpark-mellerdall.lu/wp-content/uploads/2023/09/02_GDD_A4_PROGRAM_Public-724x1024-1.jpg)
![](https://www.naturpark-mellerdall.lu/wp-content/uploads/2023/09/RS5864_DSC04133-scrq.jpg)
On October 6 is the international UNESCO Geodiversity Day. In this context, various events will also take place in Luxembourg.
The Natur- & Geopark Mëllerdall is inviting to a guided hike to the Geosite of the year 2023: Haupeschbaach-Halerbaach.