The Bruneau Sand Dunes are thought to have resulted from a flood some 30,000 years ago. The flood eroded sand from surrounding mesas and piled it on the dunes. Winds off southern Idaho’s high desert continually added more sand. Rising
The Bruneau Sand Dunes are thought to have resulted from a flood some 30,000 years ago. The flood eroded sand from surrounding mesas and piled it on the dunes. Winds off southern Idaho’s high desert continually added more sand. Rising