A map of <a href="https://en.wikipedia.org/wiki/Colorado_Territory" class="extiw" title="en:Colorado Territory">Colorado Territory</a> in 1860. Based off <a href="//commons.wikimedia.org/wiki/File:Wpdms_kansas_nebraska_utah_territories_1860_idx.png" title="File:Wpdms kansas nebraska utah territories 1860 idx.png">File:Wpdms kansas nebraska utah territories 1860 idx.png</a>
<a href="//commons.wikimedia.org/wiki/User:Rcsprinter123" title="User:Rcsprinter123">Rcsprinter123</a>
<span class="int-own-work" lang="en">Own work</span>