Salmon River

On August 21, 1805, Meriwether Lewis and William Clark led the Corps of Discovery down the Salmon River in what is now the State of Idaho. At the fork splitting the river into two pathways, the Corps of Discovery witnessed ...

Lewis and Clark State Park

Meriwether Lewis and William Clark’s historical journey across North America was the first time a group of explorers catalogued and studied the topography, animals, and nature of the newly purchased Louisiana Territory. Travelling primarily by a wooden keelboat through the ...

Gates of the Mountains

In 1803, President Thomas Jefferson enlisted Meriwether Lewis to lead the Corps of Discovery on an unprecedented journey westward. Primarily travelling by watercraft up the Missouri river, the Corps of Discovery departed from Camp Dubois, Illinois, in May 1804.

On ...

Camp Wood

Before the Corps of Discovery embarked on their Westward expedition, Meriwether Lewis and William Clark made Camp Wood, Illinois their base camp to prepare for the long journey westward. In 1803, the captains took to “disciplining the men, and making ...

Wallula Gap

In mid-October 1805, Lewis and Clark's expedition first laid eyes on a huge water gap in the cliff formations just south of the meeting point of the Columbia and Walla Walla Rivers. Located by small town Wallula, Washington, river waters ...

Lewis and Clark Caverns

In Jefferson County, Montana sits a 160-acre area with a massive limestone and stalactite rich cave. Originally discovered in 1895 by D. A. Morrison, of Whitehall, Montana, the site became the Lewis and Clark National Monument in 1908.

Unfortunately, it ...

Fort Osage

Upon the return of Lewis and Clark's Corps of Discovery, President Jefferson selected General William Clark to head the U.S. military forces in the new Louisiana territories and to serve as an agent for U.S. and Native American relations. For ...

Calumet Bluff

Along the southeastern edge of Lewis and Clark Lake on the boundary of Nebraska and South Dakota sits Calumet Bluff, a 170 to 180 feet high steep bank "composed of a yellowish red, and brownish clay [that is] as hard ...

National Historic Landmark - Sgt. Floyd Monument

After the Louisiana Purchase expanded American territory and called for western scientific exploration, Charles Floyd joined the Corps of Discovery in the launching of its expedition party. Captains Meriwether Lewis and William Clark gave Floyd the rank of Sergeant and ...

Rock Fort Campsite

Travelling on the Columbia River between Washington and Oregon, around what is now The Dalles, the Corps of Discovery fought large rapids and rough waters. Clark described the condition of the river as rough with many rocks within the stretch ...