The St. Louis metropolitan area is a region that encompasses the city of St. Louis, Missouri, and its surrounding suburbs. It is located along the western bank of the Mississippi River and includes parts of both Missouri and Illinois. The area is known for its diverse communities, cultural institutions, and economic activities, making it a significant urban center in the Midwest. The metropolitan area is home to several notable landmarks, including the iconic Gateway Arch, which symbolizes westward expansion in the United States. Additionally, the region features various parks, museums, and sports teams, contributing to its vibrant community life and recreational opportunities for residents and visitors alike.