Channeled Scablands
The Channeled Scablands at one time were a relatively barren and soil-free region of interconnected relict and dry flood channels , coulees and cataracts eroded into Palouse loess and the typically flat-lying basalt flows that remain after cataclysmic floods within the southeastern part of the U . S . state of Washington . 
<triplet> Channeled Scablands <subj> Washington <obj> located in the administrative territorial entity