The Mohave Indians have a legend of the Calico Mountains and their origin. According to their beliefs, the Great Spirit finished the big task of making the world at this spot. The desert was the final work of the Great Spirit, and he was much pleased; but in his arms he held a big jumble of rocks, sand and pigments, which were left from the great work. The world was all made and very good to look upon, so he had no place for this extra material. To get rid of it he simply dropped it at his feet in a mass, and the many-hued pigments spilled over it until the whole was as a bright-hued piece of...