Near Cincinnati, Lewis made a side trip by horse to Big Bone Lick, Kentucky, a famous fossil site. He collected specimens of mammoth bones to send back to President Jefferson, who had a keen interest in paleontology.
Near Cincinnati, Lewis made a side trip by horse to Big Bone Lick, Kentucky, a famous fossil site. He collected specimens of mammoth bones to send back to President Jefferson, who had a keen interest in paleontology.