Overview
- Thousands of tons of munitions were dumped in Swiss lakes between 1918 and 1964.
- The Swiss Ministry of Defence is offering a 50,000 Swiss franc prize for the best recovery ideas.
- Submissions are open until February 2025, with winners announced in April 2025.
- The challenge includes risks of explosion and environmental contamination.
- Past recovery attempts failed due to potential ecosystem damage from disturbed sediments.