Atlantic Ocean 0 m

highest point: Mount Logan 5,959 m

Cape Verde:
lowest point: Atlantic Ocean 0 m

highest point: Mt. Fogo 2,829 m (a volcano on Fogo Island)

Cayman Islands:
lowest point: Caribbean Sea 0 m

highest point: The Bluff 43 m

Central African Republic:
lowest point: Oubangui River 335 m

highest point: Mont Ngaoui 1,420 m

Chad:
lowest point: Djourab Depression 160 m

highest point: Emi Koussi 3,415 m

Chile:
lowest point: Pacific Ocean 0 m

highest point: Nevado Ojos del Salado 6,880 m

China:
lowest point: Turpan Pendi -154 m

highest point: Mount Everest 8,850 m (1999 est.)

Christmas Island:
lowest point: Indian Ocean 0 m

highest point: Murray Hill 361 m

Clipperton Island:
lowest point: Pacific Ocean 0 m

highest point: Rocher Clipperton 29 m

Cocos (Keeling) Islands:
lowest point: Indian Ocean 0 m

highest point: unnamed location 5 m

Colombia:
lowest point: Pacific Ocean 0 m

highest point: Pico Cristobal Colon 5,775 m

note: nearby Pico Simon Bolivar also has the same elevation

Comoros:
lowest point: Indian Ocean 0 m

highest point: Le Kartala 2,360 m

Congo, Democratic Republic of the:
lowest point: Atlantic Ocean 0 m

highest point: Pic Marguerite on Mont Ngaliema (Mount Stanley)
5,110 m

Congo, Republic of the:
lowest point: Atlantic Ocean 0 m

highest point: Mount Berongou 903 m

Cook Islands:
lowest point: Pacific Ocean 0 m

highest point: Te Manga 652 m

Coral Sea Islands:
lowest point: Pacific Ocean 0 m

highest point: unnamed location on Cato Island 6 m

Costa Rica:
lowest point: Pacific Ocean 0 m

highest point: Cerro Chirripo 3,810 m

Cote d'Ivoire:
lowest point: Gulf of Guinea 0 m

highest point: Mont Nimba 1,752 m

Croatia:
lowest point: Adriatic Sea 0 m

highest point: Dinara 1,830 m

Cuba:
lowest point: Caribbean Sea 0 m

highest point: Pico Turquino 2,005 m

Cyprus:
lowest point: Mediterranean Sea 0 m

highest point: Olympus 1,951 m

Czech Republic:
lowest point: Elbe River 115 m

highest point: Snezka 1,602 m

Denmark:
lowest point: Lammefjord -7 m

highest point: Yding Skovhoej 173 m

Djibouti:
lowest point: Lac Assal -155 m

highest point: Moussa Ali 2,028 m

Dominica:
lowest point: Caribbean Sea 0 m

highest point: Morne Diablatins 1,447 m