Saarlouis is a town located in the state of Saarland, Germany. Founded in 1680 by the French King Louis XIV, it was originally established as a military fortification. The town is known for its historical architecture, including the well-preserved fortifications and the St. Louis Church. Today, Saarlouis has a population of around 18,000 residents and serves as an important economic center in the region. The town features various cultural attractions, parks, and recreational areas, making it a pleasant place for both residents and visitors. Its strategic location near the borders of France and Luxembourg enhances its significance.