St. Louis is a major city in Missouri along the Mississippi River. Its iconic, 630-ft. Gateway Arch, built in the 1960s, honors the early 19th-century explorations of Lewis and Clark and America's westward expansion in general. Replica paddlewheelers ply the river, offering views of the arch. The Soulard district is home to barbeque restaurants and clubs playing blues music.
Missouri is a state in the Midwestern United States. With over six million residents, it is the 18th-most populous state of the Union.
The U.S. is a country of 50 states covering a vast swath of North America, with Alaska in the northwest and Hawaii extending the nation’s presence into the Pacific Ocean. Major Atlantic Coast cities are New York, a global finance and culture center, and capital Washington, DC. Midwestern metropolis Chicago is known for influential architecture and on the west coast, Los Angeles' Hollywood is famed for filmmaking.