On September 1, 1805, the Corps of Discovery left the Shoshone territory. Chief Cameahwait not only provided the party with
horses, he also gave them a guide to show them the best route through the mountains. Crossing the Rockies proved to be a
difficult ordeal. The trails were too rugged to ride on, so the party walked and used the horses as pack animals. Chief
Cameahwait gave the party _______.