The Violet Keystone
Garth Nix
The Seventh Tower (6)
Software
Rudy Rucker
Ware (1)
Genesis
Bernard Beckett
The Harbors of the Sun
Martha Wells
The Books of the Raksura (5)
Fortress in the Eye of Time
C. J. Cherryh
Fortress (1)
Fortress of Eagles
Fortress (2)
Fortress of Owls
Fortress (3)
Fortress of Dragons
Fortress (4)
Fortress of Ice
Fortress (5)