Fly Fishing in Montana with the Stream Guardian Society of Trout Unlimited We were smiling beforehand, but once on the roaring Boulder River, it was another matter! Parking lot chaos as we find out who will be our guides for the day: Yellowstone River, Boulder River, etc. Snow & hailstones (but not brim stones!) outside the porch of our cottage (in mid-July) Diana was a great guide! Let’s hope we don’t meet a trout this big on the river! Not to worry — the bear if stuffed (and NOT with anglers!) Where the buffalo roam, SUVs stop to let them. If it has a slash, it is a protected cutthroat