On April 30, 2021, Hereditary Grand Duchess Stephanie went to Fond-de-Gras to attend the baptism of the steam train AES-5 owned by the Railway Museum and Tourism Association (AMTF). From now on, the train will bear the name "Stephanie". Fond-de-Gras is a small valley where there are numerous mining galleries. At Fond-de-Gras, over 100 years of industrial history is brought vividly to life.