LatitudeThe Tropic of Cancer 23°26'N passes through, in alphabetical order:-
Algeria, Bahamas, Bangladesh, China, Egypt, India, Libya, Mali, Mauritania, Mexico, Myanmar, Niger, Oman, Saudi Arabia, Taiwan, UAE, Western Sahara.
The Equator 0° passes through, in alphabetical order:-
Brazil, Colombia, Democratic Republic of the Congo, Ecuador, Gabon, Indonesia, Kenya, Kiribati, Maldives, Republic of the Congo, Sao Tome & Principe, Somalia, Uganda.
The Tropic of Capricorn 23°26'S passes through, in alphabetical order:-
Argentina, Australia, Botswana, Brazil, Chile, Fiji, French Polynesia, Madagascar, Mozambique, Namibia, New Caledonia, Paraguay, Pitcairn, South Africa, Tonga and the Cook Islands.
The Meridian 0° passes through, in alphabetical order:-
Algeria, Antarctica, Burkina, Faso, France, Ghana, Mali, Spain, Tongo, United Kingdom.
The International Date Line, generally 180° passes through no countries:-
The International Date Line has no legal international status and countries in close proximity are free to choose the dates they observe. The International Date Line although running north to south from pole to pole is an approximately straight line, its route is adjusted in places so as to avoid international borders such as exist in eastern Russia and Alaska.