Here is another history lesson about Montana ice jams: Glacial Lake Missoula was essentially formed by a massive ice jam, known as an ice dam, that blocked the flow of the Clark Fork River near ...

Aerial photograph showing flooding in the Traverse Gap, the former southern outlet of Glacial Lake Agassiz and the ... reached its maximum depth and extent, covering all but the southeast corner ...

Water has been accumulating in the lake over the past 20 years, but it recently reached a critical point, causing the glacier to lift ... of the last Ice Age, Lake Missoula had an outburst that ...

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 ...