Texas Subcategories This category has the following 5 subcategories, out of 5 total. C Proposed buildings and structures in Canada (4 C, 6 P)D Proposed buildings and structures in the Dominican Republic (1 P)M Proposed buildings and structures in Mexico (6 P)P Proposed buildings and structures in Panama (1 P)U Proposed buildings and structures in the United States (9 C, 7 P)