Category:Oil fields by continent Subcategories This category has the following 6 subcategories, out of 6 total. A Oil fields of Africa (1 C, 4 P) Oil fields of Asia (4 C, 1 P)E Oil fields of Europe (5 C, 12 P)N Oil fields of North America (2 C)O Oil fields of Oceania (2 C)S Oil fields of South America (1 C, 1 P)
