Some 20+ years ago (cripes…), 405: The Movie became a viral smash, in part thanks to the DIY filmmakers’ trick of compositing multiple images of the busy LA freeway in order to make it look deserted.

Now (er, 8 years ago; double cripes…) Russell Houghten has used what I imagine to be similar but more modern techniques to remove car traffic from the streets, freeing up the concrete rivers for some lovely skateboarding reveries: