U. S. GEOLOGICAL SURVEY BULLETIN 707 PLATE XX 
A. THE “SIAMESE TWINS 
The “Siamese Twins” are still oeany, bound together by solid rock, but close i —— tion 
shows a crack along Beng h the weather ss — hing its work of destructic 
few grains of sand may be loose see can blo away each day, and this process oneivet 
ree mibelivite a Ww ‘il finally = the connec ction and on i columns will stand separate 
and « pe Piulograph by L. “C. McClure, Denver: furnished by the Denver & Rio 
Grande Western Railroad. 
> 
B. “BALANCED ROCK.” 
his strange monument of nature’s handiwork attracts the attention of m« rs travelers. It 
was once — conn —- “ec =~ pe rioetal on which it -y a = but a soft layer near the 
bottom has been worn aw: y until t mass seems to be ready nble at any moment. tom 
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red sandstone ecekaben many Sabine and might properly 7 ee sailed a conglomerate. P 
tograph furnished by the Denver & Rio G *rande Western Railroad. 
