Strangely, even though the movie’s first teaser trailer has been released, it still feels like we haven’t seen anything from Christopher Nolan’s next not-Batman movie Inception. The trailer was as vague as everything surrounding the movie. Most would be hard pressed to even tell you what it’s about.

The following footage won’t help explain the film, but some of it is pretty damn cool. It was filmed by someone lurking around the film’s downtown Los Angeles set and the videos show, among other things, a freight train running (rather comfortably) on city street asphalt. Take a look at just some of what happened while Christopher Nolan shot Inception: