Located on the Mississippi River in Missouri, St. Louis is best known for its 630-foot Gateway Arch but in addition to the iconic attraction the city offers many other great things to do. Visit the St. Louis Art Museum, eat at great restaurants, stroll through the parks, listen to a performance by the St. Louis Symphony Orchestra, visit the Missouri History Museum and explore the Mildred Lane Kemper Art Museum. Best things to do in St. Louis, Missouri with kids include the Magic House Children's Museum, Grant’s Farm, City Garden, the zoo and the Saint Louis Science Center. Hours/availability may have changed.