Up through the ground came a bubblin' crude

The area I live in used to be covered in oil wells until the 1940's or so.  Just south of where I live there is an open tar pit, the La Brea tar pit, which I visited last year.

I'd heard that sometimes oil bubbles out to the surface around the neighborhood, but I'd never seen it before.  This is a sidewalk on Curson Ave., near the tar pits, in mid-January.  It's actively oozing:

This one below was recently oozing, you can see a soft spot at the upper left.  It's at the intersection of Curson and Wilshire:

Jed Clampett would feel right at home.