On November 20, 2023, Hereditary Grand Duke Guillaume and Hereditary Grand Duchess Stephanie visited Wanteraktioun in Findel, which provides accommodation opportunity for homeless people in the winter. The shelter that is set up every year for the Wanteraktioun is located at Findel Airport. The Wanteraktioun is a humanitarian action whose aim is to prevent homeless people from falling victim to hypothermia during periods of extreme cold.