A wonderful thing about living in San Diego's North County is the easy access I have to many cyclocross-bike-friendly trails... and the fact that one of my adventurous pals works nearby and doesn't object to going out on occasional after-work-bike-rides with me to decompress from less-than-optimal days at the office.
Here's a favorite route (with no map or route sheet, I'm afraid. Some of these trails are better kept 'less ridden' than not... for continuing access purpose.
Lilting up storm in the background soundtrack is none other than the fabulous Elina Garanca singing the aria from Villa-Lobos' Bachianas Brasileiras #5, which is a star on her wonderful Deutsche Grammophon CD: Aria Cantilena.