* Labyrinthos maintained by Jeff Saward* The Labyrinth Society* Through Mazes to Mathematics Exposition by Tony Phillips, SUNY* Maze classification Extensive classification of labyrinths and algorithms to solve them.
* Sunysb.edu, Through Mazes to Mathematics, Exposition by Tony Phillips* Astrolog.org, Maze classification, Extensive classification of labyrinths and algorithms to solve them.