At Killer Urbex, we strive to ensure that those interested in exploring abandoned locations and general urban exploration have the tools and information necessary to do so. While our massive in-depth guide to the best-abandoned places in Colorado may be comprehensive, we found it important to have a more condensed, bite-sized version of our guide.

For that reason, below is our tightened-up list of the best-abandoned places in Colorado to explore.

Titan 1 Missile Silo (Deer Trail)

We’re pretty sure you can keep searching but you’ll be hard-pressed to find a more authentic expression of the urbex spirit than in this next abandoned place in Colorado. There are several of them left, but the Titan 1 Missile Silo at Deer Trail is one of the more popular explored underground bunkers.

Dedicated to the storage and launch of the long-range ICBM with a nuclear warhead attached, this site was an integral part of the cold war stand-off from the end of WWII through the late 1980s and still into the early 1990s.

The site has been stripped of any military hardware, and then over subsequent years stripped of any salvageable scrap, but one thing you can’t strip from this site is the sense of…