The Saar region is a coal-rich area located in the southwestern part of Germany. It is bordered by France, Luxembourg, and the German states of Rhineland-Palatinate and North Rhine-Westphalia. The region has been an important source of coal since the 19th century, and it is still home to several active coal mines. The Saar region is also known for its steel industry, which has been a major contributor to the German economy since the 1950s.