La Brea
Process of Oil Formation
La Brea: aerial, showing city
La Brea: outside lake
La Brea: surface of lake
La Brea: preserved fossils
La Brea: museum excavation
La Brea: urban setting
Slippery Rock
Pitch Lake
Pitch Lake
Pitch Lake
Turkmenistan
Oil Rig
Oil Refinery
Ghawar Oil Field
Ghawar Oil Fied
La Brea