The Channeled Scablands are a relatively barren and soil-free region of interconnected relict and dry flood channels, coulees and cataracts and the typically flat-lying basalt flows that remain after
Drumheller Channels
View downstream of Park Lake Side Canyon, one of the channels which fed floodwaters to Grand Coulee
The Ice Age Floods National Geologic Trail is a network of routes connecting natural sites and facilities that provide interpretation of the geological consequences of the Glacial Lake Missoula floods
Glacial Lake Columbia (west) and Glacial Lake Missoula (east) are shown south of the Cordilleran Ice Sheet. The areas inundated in the Columbia and Missoula floods are shown in red.
Glacial Lake Missoula high-water mark, 4200 ft.
Illustration of the glacial flows leading to formation of several parts of the trail
Moses Coulee at mid canyon