When Glacial Lake Missoula's ice dam shattered, a northern arm of the lake drained in a matter of hours through a narrow gap in Montana's Blackfoot River valley. One can only imagine the ...

Then, via Glacier National Park's Going-to-the-Sun Road, the route goes to Whitefish. Then, head down U.S. Route 93 to Flathead Lake West Shore State Park and on to Missoula. The route ends in ...

At this time, the Okanogan Lobe and Purcell Trench Lobe blocked the Columbia River, forming glacial lakes Columbia and Missoula. Glacial Lake Missoula was metastable and its ice dam released episodic ...

from glacial lakes, waterfalls and cedar forests to alpine peaks. U.S. News Insider Tip: Grab your coffee to go and drive up Going-to-the-Sun Road at dawn. It's magical to witness the majestic ...