Bookcliffs mountain range, Colorado and Utah 39.167590 -110.292417 Mesa, Emery Colorado, Utah USA https://www.google.com/maps/place/Book+Cliffs/@39.1666253,-110.3011291,15z/data=!3m1!4b1!4m5!3m4!1s0x8748dfc8ded11499:0x6e0dcc32 Google Map link for Book Cliffs yes yes https://en.wikipedia.org/wiki/Book_CliffsWikipedia entry for the BookcliffsBook Cliffs