They described the region near the modern - day ranger station at Powell as follows :
During mid-September 1805 , the explorers Lewis and Clark traveled westward along the Lolo Trail , descending into and out of the Lochsa Gorge , then above its north rim .
explorers described the region near the modern - day ranger station at Powell as follows :
During mid-September 1805 , the explorers Lewis and Clark traveled westward along the Lolo Trail , descending into and out of the Lochsa Gorge , then above its north rim .