I've always been fond of the sheer nerdiness of http://www.avespfade.de http://www.avespfade.de, a route planner for the German fantasy RPG "Das Schwarze Auge"

I've always been fond of the sheer nerdiness of http://www.avespfade.de http://www.avespfade.de, a route planner for the German fantasy RPG "Das Schwarze Auge" (The Dark Eye).