Mississippi Valley Frontier

• Lewis and Clark Exploration
  • Time Magazine.  The Ultimate Adventure Lewis and Clark
  • National Lewis and Clark Bicentennial Commemoration.
  • Discovering Lewis and Clark
  • The Louis and Clark Journey of Discovery.
  • National Park Service.  Lewis and Clark National Historic Trail
  • Lewis and Clark Trail Heritage Foundation
  • Lewis and Clark State Historic Site
• Old Fort Madison Historic Site.  Fort Madison, Iowa.  Established in 1808, Fort Madison was the first United States military post on the Upper Mississippi River.
• Jefferson National Expansion Memorial, St. Louis
• A Territorial Period Site in Dubuque