Found the original picture for the piled up cars bump

[ChemicalBoogaloo]

http://www.boston.com/bigpicture/2013/03/national_archives_searching_fo.html

It's down there somewhere.

Bump in question: http://www.bumpworthy.com/bumps/2691

[mongo]

It looks a bit like it, but it's not the same image. For example, the car with the open trunk and red spray paint isn't there. Still, that's quite rad, and a lot of good pics in that link!

[Daikun]

According to a TinEye search, this image seems to be in the WikiMedia Commons.