Flatland
Edwin A. Abbott
Last Chance To See
Douglas Adams & Mark Carwardine
Tangents
Greg Bear
Glory
Greg Egan
In the Country of the Blind
Michael F. Flynn
The Blind Geometer
Kim Stanley Robinson
Cosmos
Carl Sagan
The Demon Haunted World: Science as a Candle in the Dark
Pale Blue Dot: A Vision of the Human Future in Space