Expedition by Date

Browse National Register properties associated with the Lewis and Clark Expedition chronologically.

monticello reflected in a small pool

Virginia: Monticello

Jefferson sent a letter to Congress in 1803 from Monticello. In this letter he asked for $2,500 to finance a trek to the Pacific Ocean

harpers ferry sign interpreting lewis's time there

West Virginia: Harpers Ferry

Learn why Meriwether Lewis spent over a month in Harpers Ferry, and how the town contributed to the Expedition

exterior of the american philosophical society library

Pennsylvania: Am. Philosophical Society

The American Philosophical Society was the destination for many of Lewis & Clark's journals, where they remain today

bison skull from big bone lick

Kentucky: Big Bone Lick

In October of 1803, Meriwether Lewis visited Big Bone Lick, sending specimens back to Thomas Jefferson

reproduction of george rogers clark cabin

Indiana: Old Clarksville Site

William Clark and two recruits for the Corps of Discovery stayed at the elder Clark's cabin in mid-October, 1803

fort massac exterior

Illinois: Fort Massac

The Corps of Discovery arrived at Fort Massac on November 11, 1803, staying only two days

exterior of old cahokia courthouse

Illinois: Old Cahokia Courthouse

Lewis & Clark used the courthouse as their headquarters from December 1803 to the spring of 1804

historic photo of the arch's construction

Missouri: Jefferson Expansion Monument

Learn about the important role that St. Louis played in the Lewis and Clark's Expedition

storefronts in St. Charles

Missouri: St. Charles Historic District

On May 14, 1804 Clark and 42 men docked there and would remain for 6 days while waiting for Lewis to complete business in St. Louis

map of tavern cave location

Missouri: Tavern Cave

On May 23, 1804, two days after leaving St. Charles, the Lewis and Clark Expedition visited Tavern Cave

missouri river in rocheport, mo

Missouri: Rocheport Historic District

On June 7, 1804, the Lewis and Clark Expedition passed through the area of modern day Rocheport, Missouri

storefronts in arrow rock, mo

Missouri: Arrow Rock

Arrow Rock was notable in the journeys that opened the West, beginning with the Lewis and Clark Expedition on June 9, 1804

leary site

Nebraska: Leary Site

On July 12, 1804, William Clark visited the Leary Site - burial mounds believed to have been constructed by the Oneota people

gun magazine at fort atkinson

Nebraska: Fort Atkinson

On July 30, 1804, the Corps set up camp in an area that would become the first formal meeting between the US and western tribes

sergeant floyd monumnet obelisk

Iowa: Sergeant Floyd Monument

On August 20, 1804 Sergeant Charles Floyd passed away due to complications from appendicitis. He was the only member of the Corps to die

spirit mound from afar

South Dakota: Spirit Mound

On August 25, 1804, Lewis, Clark, and several of their men walked nine miles to Spirit Mound from their camp

knife river indian village at sunset

North Dakota: Knife River Indian Village

The Corps of Discovery spent the Winter of 1804/05 at the Knife River Indian Villages, where they recruited Sacagawea

1836 painting of a hidatsa village

North Dakota: Big Hidatsa Village Site

The Corps of Discovery constructed Fort Mandan just south of the village site, where they spent the winter of 1804/05

teepees outside of fort union trading post

North Dakota: Fort Union Trading Post

In late April 1805 the Corps set up camp near present-day Fort Union, near the confluence of the Yellowstone and Missouri rivers

aerial photograph of slaughter river

Montana: Slaughter River

The Corps camped at Slaughter River on May 29, 1805, where they discovered the remains of over 100 bison

drawing of the great falls of the missouri river

Montana: Great Falls Portage

On June 13, 1805, the Great Falls Portage presented the Corps with one of the most challenging ordeals of the Expedition

tower rock

Montana: Tower Rock

Tower rock marked the transition from the familiarity of the Great Plains to the unknown terrain of the Rockies

three forks at night

Montana: Three Forks of the Missouri

The Corps of Discovery reached the Three Forks of the Missouri on July 25, 1805 - more than 2,500 miles from where they started

black and white photo of beaverhead rock

Montana: Beaverhead Rock

On August 8, 1805 Sacagawea recognized Beaverhead Rock - where she had been kidnapped years earlier

lemhi pass

Idaho/Montana: Lemhi Pass

The Corps of Discovery reached the Lemhi Pass on August 12, 1805

drawing of clark's lookout

Montana: Clark's Lookout

On August 13, 1805, Clark ascended a limestone outcropping, now known as Clark's Lookout

travelers' rest in lolo, montana

Montanta: Travelers' Rest

Unable to find a water route to the Pacific, the Corps paused here for two days in early September 1805

bitterroot mountains

Idaho/Montana: Lolo Trail

The Corps of Discovery reached the 200-mile trail in mid-September 1805

camas blooms on weippe prairie

Idaho: Weippe Prairie

After traversing the Lolo Trail, the Corps of Discovery descended to the Weippe Prairie between September 20-22, 1805

view of mount hood from rock fort campsite

Oregon: Rock Fort Campsite

On October 25, 1805, the Corps made camp in the bowl of a fort-like outcropping known as Rock Fort Campsite

cape disappointment

Washington: Cape Disappointment

On November 15, 1805 most members arrived at Cape Disappointment, where they saw the Pacific Ocean

view from chinook point

Washington: Chinook Point

On November 15, 1805, after a year and a half of traveling west, the Corps finally saw the Pacific Ocean near Chinook Point

exterior of fort clatsop replica

Oregon: Fort Clatsop

After reaching the Pacific Ocean, the Corps built Fort Clatsop, where they stayed in the winter of 1805/06

example of a travois

Washington: Travois Road

On their return in May of 1806, the Corps of Discovery entered the foothills of the Blue Mountains, near Travois Road

nez perce teepees on a plain

Idaho/Montana: Nez Perce NHP

In late September 1805 the Corps of Discovery made contact with the Nez Perce, who prepared them for the next leg of their journey

william clark's name carved into stone

Montana: Pompey's Pillar

On their return trip, the Corps of Discovery stopped at Pompey's Pillar on July 25, 1806

site of camp disappointment

Montana: Camp Disappointment

Lewis, George Drouillard and Joseph and Reubin Field stayed at Camp Disappointment from July 22 - 26, 1806

three piegan chiefs on horseback

Montana: Two Medicine Site

In late July 1806 Corps members met eight Piegans (Blackfeet). It would result in the only violent encounter of the Expedition

fall colors along old trace

Tennessee: Grinder's Stand

On October 11, 1809, Meriwether Lewis stopped at Grinder's Stand along Old Natchez Trace on his way to Washington

Last updated: November 1, 2017

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