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Lewis & Clark Expedition Historical Markers

Sent by Jefferson to explore the far west, the Corps of Discovery left Pittsburgh August 31st, 1803 and reached the mouth of the Columbia River in the Pacific Northwest on November 15th, 1805.
 
By William Fischer, Jr., October 31, 2015
Lewis & Clark Expedition Marker
1 ► Arkansas, Benton County, Bella Vista — Lewis & Clark Expedition —
Near Veterans Parkway.
2 ► California, Placer County, Auburn — Jean Baptiste Charbonneau —
On Lincoln Way at Park Street on Lincoln Way.
3 ► California, Sacramento County, Elk Grove — Alexander Hamilton Willard — 1777-1865 —
On Franklin Boulevard at Hood Franklin Road, on the left when traveling north on Franklin Boulevard.
4 ► California, Sacramento County, Elk Grove — Alexander Hamilton Willard — 1777-1865 —
On Franklin Boulevard at Hood Franklin Road, on the left when traveling north on Franklin Boulevard.
5 ► California, Sacramento County, Elk Grove — The Lewis & Clark Expediton —
Near Franklin Boulevard at Hood Franklin Road, on the left when traveling north.
6 ► California, Sacramento County, Franklin — 657 — Alexander Hamilton Willard —
Near Franklin Hood Road.
7 ► Connecticut, South Central Region, Milford — Peter Pond — 1740 - 1807 —
On Gulf Street at Cherry Street, on the right when traveling south on Gulf Street.
8 ► Florida, Marion County, Ocala — Lewis & Clark Expedition — Ocala - Marion County Veterans Memorial Park —
Near E Fort King St 0.1 miles south of E Silver Springs Blvd..
9 ► Idaho, Ada County, Boise — Sacajawea and Pomp —
On Julia Davis Drive, on the right when traveling west.
10 ► Idaho, Clearwater County, Greer — Gold Rush Historic Byway — Adventure Into Idaho’s Beginnings —
On U.S. 12 1.5 miles south of State Highway 11, on the right when traveling west.
11 ► Idaho, Clearwater County, Orofino — 1804-1806 Corps of Discovery — "A" Order Control Point —
Near U.S. 12 at 140th Street, on the right when traveling west.
12 ► Idaho, Clearwater County, Orofino — Ahsakha Village Site — asaqa —
Near U.S. 12 at 140th Street, on the right when traveling west.
13 ► Idaho, Clearwater County, Orofino — Canoe Building Site —
Near U.S. 12 at 140th Street, on the right when traveling west.
14 ► Idaho, Clearwater County, Orofino — Canoe Camp —
Near U.S. 12 at 140th Street, on the right when traveling west.
15 ► Idaho, Clearwater County, Orofino — 249 — Lewis and Clark — On their way West, in 1805 — Lewis and Clark descended into Clearwater Canyon on an old Indian trail across from here —
On U.S. 12 3 miles south of Michigan Avenue, on the right when traveling west.
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16 ► Idaho, Clearwater County, Orofino — Pit House Village —
Near U.S. 12 at 140th Street, on the right when traveling west.
17 ► Idaho, Clearwater County, Weippe — "Handsome Small Prairie" — Gold Rush Historic Byway — Adventure Into Idaho's Beginnings —
On West Pierce Street (State Highway 11 at milepost 17) near West 7th Street, on the right when traveling east.
18 ► Idaho, Clearwater County, Weippe — "The Most Terrible Mountains" — Gold Rush Historic Byway. — Adventures Into Idaho's Beginnings —
On State Highway 11 at milepost 9 near Nightingale Lane, on the left when traveling east.
19 ► Idaho, Clearwater County, Weippe — Corps of Discovery — 1804 - 1806 — "A" Order Control Point —
On Camas RoadCe near Cemetery Road.
20 ► Idaho, Clearwater County, Weippe — First Contact Between Two Cultures —
On Camas Road near Cemetery Road, on the right when traveling east.
21 ► Idaho, Clearwater County, Weippe — First Contact Between Two Cultures — Lewis and Clark Route —
On Woods Street at West Pierce Street (State Highway 11), on the right when traveling east on Woods Street.
22 ► Idaho, Clearwater County, Weippe — 261 — Lewis and Clark —
On West Pierce Street (State Highway 11) near West 7th Street.
23 ► Idaho, Clearwater County, Weippe — Weippe Prairie —
On West Pierce Street (State Highway 11 at milepost 17) near West 7th Street, on the right when traveling east.
24 ► Idaho, Clearwater County, Weippe — Weippe Prairie —
On Larson Road near Cemetery Road, on the right when traveling east.
25 ► Idaho, Idaho County, Cottonwood — 488 — Lewis and Clark —
On U.S. 95 at Airport Road, on the right when traveling north on U.S. 95.
26 ► Idaho, Idaho County, Glenwood — Gass Creek — The Land Lewis and Clark Traveled —
On Lolo Motorway (Forest Road 500) near Weites Butte Lookout Road, on the left when traveling west.
27 ► Idaho, Idaho County, Glenwood — Pheasant Camp — "Here we killed...three pheasants" —
On Lolo Creek Road near Buckner Creek Road, on the right when traveling west.
28 ► Idaho, Idaho County, Glenwood — Salmon Trout Camp — "... Several Salmon trout were Seem..." —
On Forest Road 500 near unnamed road, on the left when traveling south.
29 ► Idaho, Idaho County, Glenwood — Small Prairie Camp — "...we found two deer..." —
On Forest Road 500 near Forest Road 514, on the left when traveling south.
30 ► Idaho, Idaho County, Glenwood — The Land Lewis and Clark Walked — Changing Face of the American Forest — History of the Clearwater —
On Lolo Motorway (Forest Road 500) at Smith Creek Road on Lolo Motorway.
31 ► Idaho, Idaho County, Grangeville — Gathering at Tipahxlee’whum (Tepahlewam) —
Near Lake Road near Tolo Lake Road, on the left when traveling south.
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32 ► Idaho, Idaho County, Kamiah — 310 — Long Camp — In 1806, Lewis and Clark waited six weeks — for snow to melt from the high ridges of the Lolo Trail east of here —
On U.S. 12 0.5 miles west of Dyche Road, on the left when traveling west.
33 ► Idaho, Idaho County, Kooskia — "...Across the Endless Sea of Mountains..." — Enduring Hardships on the Lolo Trail —
On U.S. 12 at milepost 158 near Forest Road 1684, on the left when traveling west.
34 ► Idaho, Idaho County, Kooskia — "...Observe the face of the country..." — Lewis and Clark as Naturalists —
On U.S. 12 at milepost 158 near Forest Road 1684, on the left when traveling west.
35 ► Idaho, Idaho County, Kooskia — "to our inexpressable joy" —
On U.S. 12 27.7 miles east of Mill Road, on the right when traveling east.
36 ► Idaho, Idaho County, Kooskia — ..."this horrible mountainous desert" — Sargent Patrick Gass, 19 September, 1805 — The Corps struggles across the Lolo Trail —
On U.S. 12 at milepost 122 near Forest Road 462, on the right when traveling east.
37 ► Idaho, Idaho County, Kooskia — Kooskia Crossing Kiosk —
On U.S. 12 at State Highway 13, on the left when traveling east on U.S. 12.
38 ► Idaho, Idaho County, Kooskia — Lewis and Clark — Squamish Glade Camp —
Near Highway 12 near Elk Meadows Road, on the left when traveling east.
39 ► Idaho, Idaho County, Kooskia — Lewis and Clark Route — September 15, 1805 —
Near Powell Road (Forest Road 102) near U.S. 12.
40 ► Idaho, Idaho County, Kooskia — Lewis and Clark Route — Packer Meadows —
On Elk Meadows Road (Forest Road 373) near Forest Road 5950, on the right when traveling east.
41 ► Idaho, Idaho County, Kooskia — Selway - Bitterroot Wilderness —
On U.S. 12 27.7 miles east of Mill Road, on the right when traveling east.
42 ► Idaho, Idaho County, Kooskia — The Lolo Trail — "I belong to the land from which I came." Toohoolhoolzote —
Near U.S. 12 at milepost 121, on the right when traveling west.
43 ► Idaho, Idaho County, Lolo — 334 — Lolo Trail Crossing — When Lewis and Clark came up this ridge June 29, 1806 — they ran into "a shower of rain, with hail, thunder and lightning, that lasted about an hour" —
On Highway 12 3 miles west of Elk Meadows Road, on the left when traveling east.
44 ► Idaho, Idaho County, Lolo — 333 — Whitehouse Pond —
On U.S. 12 4.6 miles east of Doe Creek Road, on the left when traveling east.
45 ► Idaho, Idaho County, Lolo Summit — 247 — Lolo Summit —
On Elk Meadows Road near U.S. 12.
46 ► Idaho, Idaho County, Syringa — Green Swoard Camp — "...tremendious Mountains entirely Cover with Snow..." —
On Lolo Motorway (Forest Road 500) near Liz Butte Road, on the left when traveling west.
47 ► Idaho, Idaho County, Syringa — Indian Post Office — "Walking on Sacred Ground" —
On Lolo Motorway (Forest Road 500) near Forest Road 566, on the right when traveling south.
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48 ► Idaho, Idaho County, Syringa — Smoking Place — "...those indians are most admirable pilots..." —
On Lolo Motorway (Forest Road 500) near Gravey Creek Road (Forest Road 107), on the left when traveling west.
49 ► Idaho, Lemhi County, Carmen — 125 — Historic Lemhi Co. —
On Casey Road (U.S. 93) near Carmen Creek Road, on the left when traveling north.
50 ► Idaho, Lemhi County, Carmen — Lewis and Clark: Departure Camp —
On Tower Rock Road near Redtail Lane, on the left when traveling east.
51 ► Idaho, Lemhi County, Carmen — The Bluff — Lewis and Clark Trail —
On Casey Road (U.S. 93 at milepost 315) near Tower Rock Road when traveling north.
52 ► Idaho, Lemhi County, Carmen — William Clark's "Pirimids" —
On Tower Rock Road near Redtail Lane, on the left when traveling east.
53 ► Idaho, Lemhi County, Gibbonsville — Deep Creek — Salmon National Forest —
On Lewis and Clark Highway, Scenic (U.S. 93 at milepost 332), on the left when traveling north.
54 ► Idaho, Lemhi County, Gibbonsville — 269 — Lewis and Clark —
On U.S. 93 at milepost 345, on the right when traveling north.
55 ► Idaho, Lemhi County, Gibbonsville — Lost Trail Pass —
On Casey Road (State Highway 93 at milepost 349) near State Highway 43, on the left when traveling north.
56 ► Idaho, Lemhi County, Leadore — Before the Roads — The Town at the Crossroads —
On South Railroad Street (State Highway 28) at Old Idaho 28 (State Highway 29), on the right when traveling east on South Railroad Street.
57 ► Idaho, Lemhi County, North Fork — Hungry, Wet and Cold —
On Salmon River Highway (Scenic Route 30) 5 miles west of Lewis and Clark Highway (U.S. 93), on the left when traveling west.
58 ► Idaho, Lemhi County, North Fork — In Commemoration of Old Toby the Shoshone Indian — Members of the Lewis & Clark Expedition - August and September 1805 —
On Lewis and Clark Highway (U.S. 93 at milepost 326.5) at Salmon River Road (Route NF 030), on the right when traveling south on Lewis and Clark Highway.
59 ► Idaho, Lemhi County, North Fork — 122 — Lewis and Clark — Hoping for an Easy River Trip to the Pacific —
On Lewis and Clark Highway (U.S. 93 at milepost 326.1), 0.1 miles south of Salmon River Road (Route 30), on the left when traveling north.
60 ► Idaho, Lemhi County, North Fork — Salmon River Encounter — Downriver Reconnaissance —
On Salmon River Road (Forest Road 30) near Casey Road (U.S. 93), on the right when traveling west.
61 ► Idaho, Lemhi County, Salmon — 127 — Lewis and Clark —
On State Highway 28 near Haynes Creek/17 Mile Road, on the right when traveling north.
62 ► Idaho, Lemhi County, Salmon — Sacajawea —
Near Main Street (State Highway 28) near Kirtley Lane, on the right when traveling west.
63 ► Idaho, Lemhi County, Salmon — Sacajawea —
On 17 Mile Road at Back Road (State Road 28), on the left when traveling east on 17 Mile Road.
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64 ► Idaho, Lemhi County, Salmon — 239 — Sacajawea —
On State Highway 28 near Haynes Creek/17 Mile Road, on the right when traveling north.
65 ► Idaho, Lemhi County, Salmon — The Dog of Discovery —
Near East Main Street (State Highway 28) 2 miles east of U.S. 93, on the left when traveling east.
66 ► Idaho, Lemhi County, Salmon — Tower Creek — Lewis & Clark Trail —
Near Casey Road (U.S. 93) at Tower Creek Road, on the right when traveling north.
67 ► Idaho, Lemhi County, Salmon — Tower Rock: William Clark's "Clift" —
On Casey Road (U.S. 93) near Tower Rock Road, on the left when traveling north.
68 ► Idaho, Lemhi County, Salmon — Waters Flowing to the Pacific —
On State Highway 28 near Haynes Creek/17 Mile Road, on the right when traveling north.
69 ► Idaho, Lemhi County, Salmon — William Clark's Campsite, August 21 and 25, 1805 —
On Casey Road (U.S. 93) near Tower Rock Road, on the left when traveling north.
70 ► Idaho, Lemhi County, Tendoy — "Immence Ranges of High Mountains Still to the West of Us…" — - Meriwether Lewis, August 12, 1805 —
Near Forest Road 158 at Warm Springs Road (Forest Road 185) when traveling south.
71 ► Idaho, Lemhi County, Tendoy — A Communication Across the Continent by Water — “. . . this I can scarcely hope . . .” —
Near Warm Springs Road (Forest Road 185) near Forest Road 158 when traveling south.
72 ► Idaho, Lemhi County, Tendoy — Agency Creek — Looking West to the Salmon River Country — Beaverhead-Deerlodge & Salmon-Chaillis National Forest —
On Warm Springs Road (Forest Road 158) near Lewis and Clark Highway (Forest Road 013), on the right when traveling south.
73 ► Idaho, Lemhi County, Tendoy — Crossing the Great Divide — Corps of Discovery —
Near Lemhi Pass Road near Lewis and Clark Highway (Forest Road 013), on the right when traveling south.
74 ► Idaho, Lemhi County, Tendoy — First Idaho Campsite — Lewis & Clark Trail —
On Lewis and Clark Highway (Forest Road 013) near Forest Road 068, on the right when traveling west.
75 ► Idaho, Lemhi County, Tendoy — Leaving the Lemhi Valley — Lewis and Clark in Lemhi County —
On State Highway 28 near Tendoy Lane.
76 ► Idaho, Lemhi County, Tendoy — Lemhi Pass — Looking South Along the Continental Divide —
On Warm Springs Road (Forest Road 158) near Lewis and Clark Highway (Forest Road 013), on the left when traveling south.
77 ► Idaho, Lemhi County, Tendoy — Lemhi Shoshone Winter Camps —
On Agency Creek Road near Forest Road 6238.
78 ► Idaho, Lemhi County, Tendoy — 325 — Lewis and Clark —
On State Highway 28 at Tendoy Lane, on the left when traveling north on State Highway 28.
79 ► Idaho, Lemhi County, Tendoy — Lewis and Clark: The First Idaho Camp —
On Agency Creek Road near Forest Road 6238, on the left when traveling west.
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80 ► Idaho, Lemhi County, Tendoy — Lewis and Clark: Trading for Horses — Lewis and Clark in Lemhi County —
On State Highway 28 near Tendoy Lane, on the right when traveling north.
81 ► Idaho, Lemhi County, Tendoy — Lewis and Clark: Unfurling the Flag — Lewis and Clark in Lemhi County —
On Warm Springs Road (Forest Road 185), on the right when traveling east.
82 ► Idaho, Lemhi County, Tendoy — Lewis and Clark: Which Way Did They Go? —
On Warm Springs Road (Forest Road 185) near Forest Road 186, on the right when traveling east.
83 ► Idaho, Lemhi County, Tendoy — Plants New to Science —
On Agency Creek Road near Cow Creek, on the left when traveling west.
84 ► Idaho, Lemhi County, Tendoy — Sacajawea Comes Home —
On Warm Springs Road (Forest Road 185) near Back Road (County Highway 28), on the left when traveling east.
85 ► Idaho, Lemhi County, Tendoy — Sacajawea Memorial Area — Honoring a Heroine —
On Lemhi Pass Road near Forest Road 013, on the right when traveling east.
86 ► Idaho, Lewis County, Craigmont — 489 — Lewis and Clark —
On U.S. 95 at milepost 268 near Evergreen Road when traveling north.
87 ► Idaho, Lewis County, Kamiah — Lewis and Clark Route —
On U.S. 12 0.5 miles west of Dyche Road, on the left when traveling west.
88 ► Idaho, Lewis County, Kamiah — Nez Perce National Historical Park —
On U.S. 12 0.3 miles north of Corbett Lane, on the left when traveling west.
89 ► Idaho, Nez Perce County, Lewiston — A Man and His Island Dream —
On Snake River Avenue 0.2 miles south of U.S. 12, on the right when traveling south.
90 ► Idaho, Nez Perce County, Lewiston — Dwellings by the River —
On Snake River Avenue 0.4 miles south of U.S. 12, on the right when traveling south.
91 ► Idaho, Nez Perce County, Lewiston — Exploring on the River —
On Snake River Avenue 0.4 miles south of U.S. 12, on the right when traveling south.
92 ► Idaho, Nez Perce County, Lewiston — Fishing in the River —
On Snake River Avenue 0.3 miles south of U.S. 12, on the right when traveling south.
93 ► Idaho, Nez Perce County, Lewiston — Lewis and Clark —
Near Dike Bypass.
94 ► Idaho, Nez Perce County, Lewiston — Lewis and Clark — Traveled This Way In 1805; —
On 3rd Street at Capital Street, on the right when traveling west on 3rd Street.
95 ► Idaho, Nez Perce County, Lewiston — Traveling on the River —
On Snake River Avenue 0.3 miles south of U.S. 12, on the right when traveling south.
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96 ► Idaho, Nez Perce County, Lewiston — Writings on the River —
On Snake River Avenue 0.3 miles south of U.S. 12, on the right when traveling south.
97 ► Idaho, Nez Perce County, Myrtle — A Gastric Catastrophe —
On U.S. 12 near Hazel Street.
98 ► Idaho, Nez Perce County, Myrtle — From the Journals —
On U.S. 12 near Hazel Street, on the left when traveling north.
99 ► Illinois, Alexander County, Cache — Lewis and Clark in Illinois —
On Illinois Route 3 at Mississippi Levee Road, on the right when traveling south on Illinois Route 3.
100 ► Illinois, Alexander County, Cairo — "Proceeding On" —
On Fort Defiance Road, on the right when traveling south.

932 entries matched your criteria. The first 100 are listed above. Next 100 ⊳
 
 
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Nov. 13, 2026