Lists featuring Cities in Flight

• The SF Book Club's "The Most Significant SF & Fantasy Books of the Last 50 Years (1953-2002)"
• Phobos Entertainment's "100 Science Fiction Books You Just Have to Read"
• Top 100 SCI-FI Books of all Time
• Top 200 Science Fiction Novels
• Gardner Dozois' Recommended Science Fiction Novels
• Dmitri Z.'s "Essential Science Fiction"
• ian dennis's "Essential Science Fiction"
• Graffitibox's "50 Book Challenge and Beyond"
• Susan Reed's "Books to read"
• cmcdinut's "My reading list"
• Anitra Freeman's "books I have read"
• StephanieLynne's "The Masters of Sci-Fi"
• harry_potter's "Books I have read..."
• michelleakazebra's "2000 Books to read in my lifetime."
• stoot's "Top 10 Favorite Books (100 Favorite Books!)"
• James Gunn's Basic Science Fiction Library
• Classics of Science Fiction
• GabeGrey's "Original SF Book Clubs Most Significant SF books of the last 50 years"
• SFWA Recommended Reading
• Gunn Center for the Study of Science Fiction's "A Basic Science Fiction Library"