They do have a lot of creepy artwork but its been there since the beginning. They just have leaned into it. Archive: https://archive.today/GLIAY From the post: "DENVER — Thousands of people travel through Denver International Airport every single day. Traveling through the airport can be a little, out of this world. "I got lost. I didn't realize I had to take a train," said traveler, Sebastian Talarico. Theories have circulated for decades about what actually happens in the tunnels below the airport. Many of the theories involved extra terrestrials, lizard people or a secret city. None of which will not be found in these tunnels. Well, sort of."