word | | Geography - note |
| corridor | Czech Republic | landlocked; strategically located astride some of oldest and most significant land routes in Europe; Moravian Gate is a traditional military corridor between the North European Plain and the Danube in central Europe |
| corridor | Macedonia | landlocked; major transportation corridor from Western and Central Europe to Aegean Sea and Southern Europe to Western Europe |
| Cosmodrome | Kazakhstan | landlocked; Russia leases approximately 6,000 sq km of territory enclosing the Baykonur Cosmodrome; in January 2004, Kazakhstan and Russia extended the lease to 2050 |
| Cotai | Macau | ... urban; an area of land reclaimed from the sea measuring 5.2 sq km and known as Cotai now connects the islands of Coloane and Taipa; the island area is connected to the ... |
| Cotopaxi | Ecuador | Cotopaxi in Andes is highest active volcano in world |
| countless | Gaza Strip | strategic strip of land along Mideast-North African trade routes has experienced an incredibly turbulent history; the town of Gaza itself has been besieged countless times in its history |
| cover | Arctic Ocean | ... of eastern and western Russia; floating research stations operated by the US and Russia; maximum snow cover in March or April about 20 to 50 centimeters over the frozen ocean; snow cover ... |
| cover | Svalbard | northernmost part of the Kingdom of Norway; consists of nine main islands; glaciers and snowfields cover 60% of the total area; Spitsbergen Island is the site of the Svalbard Global Seed Vault ... |
| covered | Bouvet Island | covered by glacial ice; declared a nature reserve by Norway |
| covered | Cocos (Keeling) Islands | islands are thickly covered with coconut palms and other vegetation; site of a World War I naval battle in November 1914 between the Australian light cruiser HMAS Sydney and the German raider ... |
| covered | Iceland | strategic location between Greenland and Europe; westernmost European country; Reykjavik is the northernmost national capital in the world; more land covered by glaciers than in all of continental Europe |
| crater | Chile | ... Pacific Oceans (Strait of Magellan, Beagle Channel, Drake Passage); Atacama Desert is one of world's driest regions; the crater lake of Ojos del Salado is the worlds highest lake (at 6,390m |