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Leadore in Lemhi County, Idaho — The American West (Mountains)
 

Prehistoric Man

 
 
Prehistoric Man Marker image. Click for full size.
Photographed by Barry Swackhamer, June 24, 2017
1. Prehistoric Man Marker
Inscription. Archaeological research as traced human occupation to this valley back more than ten thousand years.
The first men here found the valley forested. As the climate became drier, other mountain dwellers -- known to archaeologists as people of the Bitterroot culture -- settled here, perhaps about 8000 years ago. These forerunners of the modern northern Shoshoni Indians lived in family bands and hunted big game, such as bison and mountain sheep.
 
Erected by Idaho Department of Transportation. (Marker Number 270.)
 
Topics and series. This historical marker is listed in this topic list: Anthropology & Archaeology. In addition, it is included in the Idaho State Historical Society series list.
 
Location. 44° 8.562′ N, 112° 54′ W. Marker is in Leadore, Idaho, in Lemhi County. It is on State Highway 28 near Birch Creek Campground, on the left when traveling north. Touch for map. Marker is in this post office area: Leadore ID 83464, United States of America. Touch for directions.

Regionally, this marker is in Central Idaho — Sawtooth Range. It is also in the American Mountain
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West and in the Lewis & Clark Corridor. Globally, it is in North America, the Rocky Mountains, the Western Hemisphere, the Western World, and the Anglosphere.

Other nearby markers. At least 4 other markers are within 16 miles of this marker, measured as the crow flies: Lower Birch Creek Valley (approx. Ό mile away); Massacred by Nez Perce (approx. 1½ miles away); Cote's Defile (approx. 15.9 miles away); Charcoal Kilns (approx. 15.9 miles away).
 
More about this marker. The marker is located on Highway 28, just north of the entrance to the Birch Creek Campground.
 
Prehistoric Man Marker image. Click for full size.
Photographed by Barry Swackhamer, June 24, 2017
2. Prehistoric Man Marker
 
 
Credits. This page was last revised on October 17, 2017. It was originally submitted on October 17, 2017, by Barry Swackhamer of Brentwood, California. This page has been viewed 1,427 times since then and 71 times this year. Photos:   1, 2. submitted on October 17, 2017, by Barry Swackhamer of Brentwood, California.
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Jul. 15, 2026