A tributary of the Colville River runs rich with fall color in the center of the Slope. This area is so far removed from civilization that it’s very possible nobody alive has ventured there before. The North Slope is home to more areas of true wilderness than anywhere else in the United States.
Vast and unexplored, the Utukok Uplands are the summer calving grounds for the western arctic caribou herd. The area is thought to be underlain with deposits of coal, making the area vulnerable to strip mining.