Denver International Airport opened in 1995 to much fanfare and currently ranks in the top twenty busiest airports in the world. Construction delays and a flawed state-of-the-art automatic baggage handling system pushed the costs to almost five billion dollars, two billion over budget. Conspiracy theorists have embraced many aspects of the facility, debating its true purpose and supposed hints left throughout the sprawling 52 square mile complex. Is Denver International Airport a typical airport, or does it hide nefarious activities? See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.