Show canyon Wort worthily bily ranks as marvel of nature 0 to understand the Immen immensity sIt y of the grand canyon it Is necessary to know something of the colorado river which incidentally must be included include among the great rivers rivera ot of north america it Is formed in southern utah by the confluence of the green and the grand rivers it enters arl arizona at the northwestern corner comer and flows southward to the gulf of california it drains an area of square miles only at three points Is it crossed by a railroad the spaniards were the first white men to view the great wonder of nature spanish explorers first reported seeing it as early as 1540 and in IB 1770 a spanish priest found a crossing that still blears his name the first man to mae anything like a complete survey of the river and the tha c canyon anyon through which it flows was maj john wesley powell a geology geologist and a school teacher a one armed veteran of the civil war with a crew of men and boats he traversed the river from its I 1 source to its mouth in 1869 the grand canyon has long been a haven for ideologists geologists it furnishes them with an ideal setting getting to study the eart earths lis strata and it Is no less a haven tot for tourists |