The Cheyenne Mountain Complex is a military installation located inside Cheyenne Mountain in El Paso County, Colorado, United States. This Cold War bunker serves as a crucial alternate command center for the North American Aerospace Defense Command (NORAD) and the United States Northern Command (USNORTHCOM). The complex is designed to withstand a variety of threats, including nuclear blasts and electromagnetic pulses, ensuring continuous operation during times of crisis.
It is also used for training and crew qualification, making it a vital asset in the nation's defense infrastructure. The complex is built deep within the mountain, providing natural protection and making it an ideal location for a secure command center. The facility is not open to the public and operates under strict security protocols to protect its sensitive functions and the personnel who work there. Urbex enthusiasts and military history buffs often explore the rich history and significance of this iconic Cold War structure.