Where did the name come from? What makes up the gray dunes that reach out into the valley? The Grand Junction Geological Society has answers. Colorado Voices is available to stream on pbs.org and the ...
The rocks that make up the Book Cliffs north of Grand Junction once covered the whole valley. Before that, the whole Rocky Mountain region was underwater. RMPBS News is available to stream on pbs.org ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results