The Redlands Strada Rossa drew participants from all over Southern California (and Virginia!). Redlands as a destination for bike riding is a pretty cool idea. We would love for Redlands to be on people's minds when they're thinking "What should I do this weekend?"
On that note, here is a map showing the towns that riders came from. This is only for those that showed up, so we're not trying to inflate it to show anything that's not there. Only one tag per town, so somewhere like Carlsbad that had four riders only gets one point. A very cool map, the benefit of living in a GIS town! Thanks John, for putting this together!
And here is last year's map to compare/contrast: