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Show tJjat t1ley have displaced 31 all but the scattered renniants of the original plateau , , leaving ( warrm-tr warrmtr ) walls , isolated ridges , , and spires so slender that they seem to totter upon their bases , ( shooting shoothig ) up to an enormous height from the vaults below . ( Photo 7 , Ex . . 145 . ) Lalfue . . ( -The The ) Colorado River and its Utilization , , U . . S . . Geological Survey Water Supply Paper No . 395 ( Exhibit No . 58 ) : For more ( than Ulan ) a thousand miles along its ( coul-se coulse ) the Colorado has ( cut ctit ) for itself a deep narTow gorge or canyon , but at some points where lateral streams join it the canyon is ( broken brohn ) , and these ( narrow iiarrow ) transverse ( valleys' valleys ) divide it into a series of canyons . Virgin , ( Kanab Kauab ) Paria Escalante Fremont San , , , , Rafael , and San Juan * * * have also cut for themselves narrow winding gorges or deep canyons . Every river entering these has cut another ( canyon caiiyon ) , every lateral creek has cut a canyon , ( every e-very every ) brook runs in a ( canyon callyou ) so that much of the basin of the Colorado is ( traversed ftaversed ) by a labyrinth . . of these deep ( gorges crorges ) . . * * * The streams run at ( depths deptlis ) almost inaccessible . Low plateaus dry and treeless stretch baclz from the brink of the ( canyon canyoli ) . . * * * ( Photo . . No . . 275 , Illix 11D ) ( Tliese These ) cliffs . . . canyons , obstructing , and ( desert clesert ) waste long PTOvented travelers from penetrating the country . . |