Passengers waiting in the security line at Denver International Airport can pass the time by either watching travelers slog through the tedious process or — as of Wednesday — by drifting away with digital ads and art.

DIA and Clear Channel Airports, a division of Clear Channel Outdoor Holdings, rolled out its newest technology project this week, including four eye-catching LED video towers in the airport’s main Jeppesen Terminal. Standing at 26-feet each, the towers are the largest digital displays and the only curved LED screens in any U.S. airport.