word | | Terrain |
| coral | Bahamas, The | long, flat coral formations with some low rounded hills |
| coral | British Virgin Islands | coral islands relatively flat; volcanic islands steep, hilly |
| coral | Cayman Islands | low-lying limestone base surrounded by coral reefs |
| coral | Clipperton Island | coral atoll |
| coral | Cocos (Keeling) Islands | flat, low-lying coral atolls |
| coral | Cook Islands | low coral atolls in north; volcanic, hilly islands in south |
| coral | Coral Sea Islands | sand and coral reefs and islands (or cays) |
| coral | Guam | volcanic origin, surrounded by coral reefs; relatively flat coralline limestone plateau (source of most fresh water), with steep coastal cliffs and narrow coastal plains in north, low hills in center, mountains in ... |
| coral | Kiribati | mostly low-lying coral atolls surrounded by extensive reefs |
| coral | Marshall Islands | low coral limestone and sand islands |
| coral | Micronesia, Federated States of | islands vary geologically from high mountainous islands to low, coral atolls; volcanic outcroppings on Pohnpei, Kosrae, and Chuuk |
| coral | Nauru | sandy beach rises to fertile ring around raised coral reefs with phosphate plateau in center |
| coral | Navassa Island | raised coral and limestone plateau, flat to undulating; ringed by vertical white cliffs (9 to 15 m high) |
| coral | Northern Mariana Islands | southern islands are limestone with level terraces and fringing coral reefs; northern islands are volcanic |
| coral | Palau | varying geologically from the high, mountainous main island of Babelthuap to low, coral islands usually fringed by large barrier reefs |