Calgary, Denver and Dallas

Calgary can get as cold, or even colder than Denver at times. However, Calgary can get almost as hot as Dallas during the summer.

"...the Denver City Town Co. was organized on Nov. 22, 1858..." 
http://www.denverpost.com/denver150/ci_11027566

http://en.wikipedia.org/wiki/Denver#History, http://en.wikipedia.org/wiki/William_Larimer,_Jr.

http://en.wikipedia.org/wiki/Auraria,_Denver

http://www.coloradodirectory.com/maps/denver.html

http://doubtfulnews.com/2011/12/conspiracies-abound-at-the-denver-airport-and-all-around

http://doubtfulnews.com/2013/02/remarkable-but-bizarre-icon-in-denver-at-risk/

https://jfdatalinks.blogspot.com/search?q=Denver