(Colorado) Central Colorado Tour De France to the points of interest

to the points of interest

with many nations noted including the then Republic of Texas

Image size is 31 x 11

and this birds eye view is a contrast compared with the W

(Colorado) Central Colorado Tour De France to the points of interestCentral Colorado. The work of F. V. Hayden and his men is foundational to the mapping of Colorado. While the Hayden survey worked through vast swathes of the West, including Wyoming, Utah, Montana and other areas, their study and mapping of Colorado is unparalleled and gave a new and indepth grasp of the mountainous state. Working with his band of men, scientists and engineers, from 1873 to1876, they mapped the state's topography and geology revealing