You can run into some weird dudes on the underground, but for the most part it's a pretty normal experience. That is, unless you record it with a digital scanner; then it turns into a glitched-out digital funhouse. On acid.
Metro is Chris Coleman’s daily commute on the Denver Light Rail as seen by a handheld digital scanner hooked up to a laptop he strapped to himself. The bumps and shoves that jostled the scanner are what turns the resulting render from a digital replica of a physical space, into something way, way crazier.