... appalling lapse of time must have been necessary to cut down and remove layers of sandstone, marble, and granite, thousands of feet in thickness; to carve the mighty shrines of Siva and of Vishnu, and to etch out these scores of interlacing canons! To calculate it one must reckon a century for every turn of the hourglass. It is the story of a struggle maintained for ages between the solid and the fluid elements, in which at last the yielding ... — John L. Stoddard's Lectures, Vol. 10 (of 10) - Southern California; Grand Canon of the Colorado River; Yellowstone National Park • John L. Stoddard Read full book for free!