word | | Location |
| Red | Djibouti | Eastern Africa, bordering the Gulf of Aden and the Red Sea, between Eritrea and Somalia |
| Red | Egypt | Northern Africa, bordering the Mediterranean Sea, between Libya and the Gaza Strip, and the Red Sea north of Sudan, and includes the Asian Sinai Peninsula |
| Red | Eritrea | Eastern Africa, bordering the Red Sea, between Djibouti and Sudan |
| Red | Saudi Arabia | Middle East, bordering the Persian Gulf and the Red Sea, north of Yemen |
| Red | Sudan | Northern Africa, bordering the Red Sea, between Egypt and Eritrea |
| Red | Yemen | Middle East, bordering the Arabian Sea, Gulf of Aden, and Red Sea, between Oman and Saudi Arabia |
| Reef | United States Pacific Island Wildlife Refuges | ... southwest of Honolulu, about one-third of the way from Hawaii to the Marshall Islands Kingman Reef: reef in the North Pacific Ocean 930 nm (1,722 km) south of Honolulu, about half ... |
| reefs | Paracel Islands | Southeastern Asia, group of small islands and reefs in the South China Sea, about one-third of the way from central Vietnam to the northern Philippines |
| reefs | Spratly Islands | Southeastern Asia, group of reefs and islands in the South China Sea, about two-thirds of the way from southern Vietnam to the southern Philippines |
| region | Timor-Leste | ... archipelago; note - Timor-Leste includes the eastern half of the island of Timor, the Oecussi (Ambeno) region on the northwest portion of the island of Timor, and the islands of Pulau Atauro ... |
| Republic | Angola | Southern Africa, bordering the South Atlantic Ocean, between Namibia and Democratic Republic of the Congo |
| Republic | Burundi | Central Africa, east of Democratic Republic of the Congo |
| Republic | Central African Republic | Central Africa, north of Democratic Republic of the Congo |
| Republic | Gabon | Western Africa, bordering the Atlantic Ocean at the Equator, between Republic of the Congo and Equatorial Guinea |
| Republic | Haiti | Caribbean, western one-third of the island of Hispaniola, between the Caribbean Sea and the North Atlantic Ocean, west of the Dominican Republic |
| Republic | Puerto Rico | Caribbean, island between the Caribbean Sea and the North Atlantic Ocean, east of the Dominican Republic |
| Republic | Rwanda | Central Africa, east of Democratic Republic of the Congo |
| Reunion | France | ... Ocean, southeast of Puerto Rico Martinique: Caribbean, island between the Caribbean Sea and North Atlantic Ocean, north of Trinidad and Tobago Reunion: Southern Africa, island in the Indian Ocean, east of Madagascar |
| Rica | Nicaragua | Central America, bordering both the Caribbean Sea and the North Pacific Ocean, between Costa Rica and Honduras |
| Rica | Panama | Central America, bordering both the Caribbean Sea and the North Pacific Ocean, between Colombia and Costa Rica |
| Rico | Anguilla | Caribbean, islands between the Caribbean Sea and North Atlantic Ocean, east of Puerto Rico |
| Rico | Antigua and Barbuda | Caribbean, islands between the Caribbean Sea and the North Atlantic Ocean, east-southeast of Puerto Rico |
| Rico | British Virgin Islands | Caribbean, between the Caribbean Sea and the North Atlantic Ocean, east of Puerto Rico |
| Rico | Dominica | Caribbean, island between the Caribbean Sea and the North Atlantic Ocean, about half way between Puerto Rico and Trinidad and Tobago |
| Rico | France | ... Suriname Guadeloupe: Caribbean, islands between the Caribbean Sea and the North Atlantic Ocean, southeast of Puerto Rico Martinique: Caribbean, island between the Caribbean Sea and North Atlantic Ocean, north of Trinidad and ... |
| Rico | Montserrat | Caribbean, island in the Caribbean Sea, southeast of Puerto Rico |