 Together with archaeological evidence from the Mesolithic Period, the Bronze Age, and the period of the Germanic migrations, the Celtic and Roman finds from the Iron Age bear witness to a history of continuous settlement in the Blies Valley that spans a period of 10,000 years.This European Archaeological Park is jointly operated by the ' of the French ' of Moselle and the German district of Saarpfalz.The project receives additional funding from the French Ministry of Culture and Communication, the German state of Saarland, and the municipality of Gersheim.