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