<1> <source> http://www.imdb.com/title/tt0066494/ <target> http://www.imdb.com/title/tt0066494/ <description> Tropic of Cancer (1970) 

<2> <source> http://en.wikipedia.org/wiki/Tropic_of_cancer <target> http://en.wikipedia.org/wiki/Tropic_of_cancer <description> geography

<3> <source> http://en.wikipedia.org/wiki/Tropic_of_Cancer_(novel) <target> http://en.wikipedia.org/wiki/Tropic_of_Cancer_(novel) <description> novel

<4> <source> http://geography.about.com/library/misc/blequator.htm <target> http://en.wikipedia.org/wiki/Tropic_of_cancer <description> geography

<5> <source> http://www.answers.com/topic/tropic-of-cancer <target> http://en.wikipedia.org/wiki/Tropic_of_cancer <description> geography
