On May 14, 1804, President Jefferson sent Captain Meriwether Lewis and Lt. William Clark, along with 41 men  "to trace the Missouri to its source, to cross the Highlands, and follow the best water communication which offered itself from thence to the Pacific Ocean."  This Corps of Discovery camped in Wyandotte County and at several other area locations.
 Click on each link below for field trip and lesson ideas for each site.