You've never heard of any of these; they're kinda sorta the Front Range of the Rockies but way down in southern CO, called the Sangre de Cristo Mountains. From Sangres.com.
Turns out the army is trying to expand their little-known base there, and in a familiar theme, the local private landowners, ranchers, environmentalists, and outdoors types recognize they actually all have a common interest to work together. The story here is a fascinating (and useful one) on multiple levels. Here's the Summitpost entry for one of those peaks (Culebra), some of which are privately owned - but accessible thanks to the owners.