It marks the approximate halfway point on the Santa Fe Trail .
One - half mile north of U.S. 56 and the town of Pawnee Rock is Pawnee Rock State Historic Site , a monument to travellers on the Santa Fe trail .
Pawnee Rock marks the approximate halfway point on the Santa Fe Trail .
One - half mile north of U.S. 56 and the town of Pawnee Rock is Pawnee Rock State Historic Site , a monument to travellers on the Santa Fe trail .