Question: Colter Falls is part of the Great Falls of the Missouri River where the Lewis and Clark Expedition was known to discover a freshwater fish of what order?
Sentence (from "Colter Falls"): Colter Falls, also Coulter Falls, (4.3m) waterfall, nearly 0.5 mi in width, part of the Great Falls of the Missouri, on the Missouri River in north-central Montana.
Relevant evidence: Yes