North America, South America, Europe, Asia, Africa, Sahel,
Australia,
Antarctica
Arctic Circle, Antarctic Circle, Tropic of Cancer, Tropic of Capricorn,
Equator, Prime Meridian, International Date Line, magnetic north pole,
Pacific Ocean, Atlantic Ocean, Indian Ocean, Arctic Ocean, Arabian Sea,
Black Sea, Caspian Sea, Caribbean Sea, Corral Sea, Mediterranean Sea, Red
Sea, South China Sea, Weddell Sea, Persian Gulf, Bay of Bengal, Gulf of
Panama
Japan Trench, Java Trench, Mariana Trench, Strait of Gibraltar, Strait of
Magellan, Strait of Malacca, Cape of Good Hope
Greenwich, England