• photo of a replica keelboat with a crew member on the bow at sunset

    Lewis & Clark

    National Historic Trail ID,IL,IA,KS,MO,MT,NE,ND,OR,SD,WA

Little Known Facts Archives

Little Known Facts by Dr. Carl H. Camp are published quarterly in The Trail Companion, the Lewis and Clark National Historic Trail's newsletter and in the History and Culture section of the website.

Looking for previously published Little Known Facts? You can find them here in the archives:

Little Known Fact #1

Little Known Fact #2

Little Known Fact #3

Little Known Fact #4

Little Known Fact #5: Meriwhether Lewis's Not So Secret Mission

Little Known Fact #6: Captain Lewis's Dilemma

Did You Know?

William Clark's signature at Pompeys Pillar

Two hundred years after the Lewis and Clark Expedition, the only physical evidence of the journey is found near Billings, MT. In July 1805, William Clark carved his name into the soft rock of what he called Pompeys Tower. This site is now preserved at Pompeys Pillar National Monument.