The Island of Discussion is explained in this Rick Steves’ video.
The Island of Despair is found in Daniel Defoe’s Robinson Crusoe. (more)
(Read Robinson Crusoe online at Project Gutenberg.)
The Island of Doctor Moreau is an 1896 science fiction novel by H. G. Wells, who called it “an exercise in youthful blasphemy”. The text of the novel is the narration of Edward Prendick, a shipwrecked man rescued by a passing boat who is left on the island home of Doctor Moreau, who creates human-like hybrid beings from animals. (wiki)
You can read The Island of Doctor Moreau online at Project Gutenberg.
L’isle joyeuse, (The Joyful Island) is an extended solo piano piece by Claude Debussy composed in 1904. (youtube)
Check out this great post on “The Joyful Island” by Christine Stevenson.
You can find the score and more at IMSLP.
1. Do you have an island in your story?
2. Do you need one?