Source: St. Louis Convention & Visitors Commission / Burt RemisJefferson National Expansion Memorial ParkQuesto parco ospita il Gateway Arch, il Museum of Westward Expansion, la Old Courthouse e rappresenta il punto in cui inizia la navigazione del fiume Missisippi.MondoAmerica del NordStati Uniti d\'AmericaMissouriSt. LouisSt. Louis centroJefferson National Expansion Memorial Park