Texas Subcategories This category has the following 7 subcategories, out of 7 total. Houses by continent (8 C)A Housing in Africa (5 C, 3 P) Housing in Asia (17 C, 1 P)E Housing in Europe (26 C, 2 P)N Housing in North America (3 C)O Housing in Oceania (2 C)S Housing in South America (4 C, 1 P)