Gateway Arch National Park is an American national park located in St. Louis, Missouri, near the starting point of the Lewis and Clark Expedition.
In its initial form as a national memorial, it was established in 1935 to commemorate:
the Louisiana Purchase and subsequent westward movement of American explorers and pioneers;
the first civil government west of the Mississippi River; and
Wikipedia https://en.wikipedia.org/wiki/Gateway_Arch_National_Park
National Park Service Website http://www.nps.gov/jeff/planyourvisit/museum-of-westward-expansion.htm
Phone +1 314 982 1410
Address 11 N 4th St, St. Louis, MO 63102, USA
Coordinates 38°37'28.974" N -90°11'6.793" E