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This National Natural Landmark is an extensively eroded landscape, located in south central Washington state characterized by hundreds of isolated, steep-sided hills (buttes) surrounded by a braided network of numerous channels, all but one of which are currently dry.
There are 18 National Natural Landmarks in the U.S. state of Washington, out of nearly 600 National Natural Landmarks in the United States. ... Drumheller Channels: 1986
Drumheller Channels National Natural Landmark; H. Hanford Reach National Monument This page was last edited on 16 December 2016, at 22:30 (UTC). ...
Pages in category "National Natural Landmarks in Washington (state)" The following 14 pages are in this category, out of 14 total. This list may not reflect recent changes .
Columbia National Wildlife Refuge is a scenic mixture of rugged cliffs, canyons, lakes, and sagebrush grasslands. Formed by fire, ice, floods, and volcanic tempest, carved by periods of extreme violence of natural forces, the refuge lies in the middle of the Drumheller Channeled Scablands of central Washington .
The National Natural Landmarks (NNL) Program recognizes and encourages the conservation of outstanding examples of the natural history of the United States. [1] It is the only national natural areas program that identifies and recognizes the best examples of biological and geological features in both public and private ownership.
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Online book from the National Park Service about the geologic origins of the scablands. Sun Lakes-Dry Falls State Park in the Channeled Scablands; Columbia Plateau Trail StatePark in the Channeled Scablands; The Seattle Times' Pacific NW magazine - "Trailing an Apocalypse" - 30-Sep-2007; Keenan Lee. Altai Flood; Rojas-Burke, Joe (2010-02-20).