Map Routing, a la Google Maps?

Question

I\'ve always been intrigued by Map Routing, but I\'ve never found any good introductory (or even advanced!) level tutorials on it. Does anybody have any pointers, hints, etc?

Answer 1

Barry Brumitt, one of the engineers of Google maps route finding feature, wrote a post on the topic that may be of interest:

The road to better path-finding 11/06/2007 03:47:00 PM