“
... wonderful falls, s, s ... we have prepared a map expressly to show the with its surroundings ... A glance at the map reveals to the reader the geographical locality of , set like an emerald among the mountains. It will be seen also that the mountains that wall it in on every side, form one of the most remarkabel water-sheds on the continent. The snows that fall upon their summits give origin to three of the largest rivers in North America. On the north side are the sources of the ; on the west side those of the of the ; on the southwest and south those of the flowing into the and thence into the Pacific Ocean, and those of rushing southward to join the great , and finally emptying into the ; while on the east are the numerous sources of .
— FERDINAND VANDEVEER HAYDEN