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. 15 
UNITER STATES GEOLOGICAI, SURVEY 
THE GRAND CANON DISTRICT. ATIAS SHEET'S. 
Upper View looking east; the Grand. Canon in the distance -Upon Hie horizon is the sum mil of the 
Kaibab Glimpses of the Canon in the Kaibab are given at distances varying from 45 to 85 miles 
The opening of Kanab Canon is seen on the left. On the right Cataract Canon is seen corning from 
the Sou tli . In the foreground is the upper part of the Toroweap Valley. 
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Lower Mew looking south from a different standpoint; the Grand Canon in the distance with the opening 
t .f the inner gorge - Upon the brink of the gorge stands the Crater Vulcan's Throne. The lower Toroweap 
'/alley is on the left . South of the Canon is another lateral Valiev along which runs the Toroweap fault 
dropping the platform on west fright). The fore and middle -grounds are filled with many basaltic craters. 
The darklv shaded spots are very recent outpours of basalt, 
