• Looking up at the Gateway Arch


    National Expansion Memorial Missouri

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  • Pedestrian Access to the Gateway Arch From Downtown

    Pedestrian traffic on the Chestnut bridge will be closed as of today Monday, March 31, 2014. This will leave the Pine St. bridge as the Arch grounds point of entry to and from the city. The new Walnut St. bridge will open next Friday to foot traffic.

Papers from the Symposia

Click on the following links for a .pdf file of the papers presented at the Bicentennial Symposia. These papers are presented for educational purposes and all copyrights are owned by the authors of the papers.

"Ancient Cultures of the Middle Mississippi" - Bill Iseminger, Archeologist and Director, Cahokia Mounds State Historic Site, Collinsville, Illinois

"An Archeological Overview of the People of the Upper Missouri" - W. Raymond Wood, University of Missouri - Columbia

"Colonists and Colonizing in the Illinois Country" - Margaret Brown, Prairie du Rocher, Illinois

"Etienne de Vénard, Sieur de Bourgmont A Timeline" Dan Hechenberger, Director of Education, Nipundikan

“The Forgotten Years: William Clark's Post-Expedition Career.” William Foley, Professor Emeritus of History, Central Missouri State University

"Lewis and Clark and their Neighbors at Fort Mandan" W. Raymond Wood, Professor Emeritus, University of Missouri-Columbia

"Louisiana, as Seen from Through Spanish Texas" Juan Romero de Terreros

"The Louisiana Purchase Treaty" Ralph Lewis

"The Medical World of Lewis and Clark." David J. Peck

"Meriwether Lewis: Selected and Implanted by Nature." Stephanie Ambrose Tubbs

"Missionaries and the Mississippi River Valley" - Rev. William Barnaby Faherty, Director, Museum of the Western Jesuit Missions, St. Louis

"Piece-by-Piece: Reconstructing the Lives of Women in Colonial Missouri" Susan Calafate Boyle, National Park Service, Rocky Mountain National Park French and Indian

“Scrim Shots: Sidelights of the History of the Expedition.” Joseph Mussulman

"They Get Nothing But Caresses": Resentment of the Osage in the Late Eighteenth-Century Mississippi Valley" - Kathleen DuVal, University of California - Davis

"Thomas Hutchins and the Proposed Expedition to the Pacific" F. Terry Norris, U.S. Army Corps of Engineers

"Trade, Presents, and Mixed Results: The Spanish Relationship with the Quapaw and Osage Indians at the Arkansas Post, 1762-1804" Carmen González Lopez-Briones, U.S. Embassy, Madrid, Spain

“William Henry Harrison and the Louisiana Purchase.” Robert M. Owens, Iowa State University

To view the text of the treaty between the United States of America and the French Republic click here.

Did You Know?

Black dog

Meriwether Lewis took his Newfoundland dog Seaman on the Lewis and Clark expedition? Seaman made the entire trip with the Corps and is credited with waking the members when a bison entered the camp and almost trampled them. Click here to learn more about Lewis and Clark. More...