Northern Hemisphere NORTH AMERICA SOUTH AMERICA ASIA EUROPE AFRICA PACIFIC OCEAN ATLANTIC OCEAN INDIAN OCEAN 15°N 105°W 105°E 120°W 120°E 135°W 135°W 150°W 150°E 165°W 165°E 180° 90°W 90°E 75°E 60°E 45°E 30°E 15°E 15°W 30°W 45°W 60°W 75°W 0° 30°N 45°N 60°N 75°N National boundary LEGEND
