 Petroleum jelly.
by Pawel
|  Kelly McConnell
by Central Warriors
|  Midlands Petroleum Museum tone mapped mostly close up images
by Arlon
|  Squire's Castle
by Denny_D
|  Teapot Dome Gas Station
by Jeff B.
|
 Qaddafi, Qualified Lion of Africa, Revealed That Africa Is Floating On Oil
by Bob Dodds
|  My father's barging career
by Jeroen Bosman
|  Brunei Darussalam
by Philip Game
|  Corpus Christi, Texas, Nov., 2007
by mike walker
|  Woolaroc and Bartlesville
by Eric Chevalier
|