Everything VP and pinball related
Gerson's VP site
Some good FAQ's
Robbway's VP Site
The Pinball Project
VP Tables / Code Samples
Tower of Pin
Site dedicated to pinball simulations.
Home of the Internet Pinball Database, a great place to look for pictures and rules of old pinball games. (Here 'old' means physical machines, not simulated.)
Spanish pinball site.
Mimuklas' Wild West Site
The first user-made table. Very cool.
Update: I'm told this link no longer works. Oh, well. I can't delete this link - it's the first table, man!