Upcoming O.C. Nature Tours & Events: September 30 – October 4 Posted on September 29, 2009 by Editor Posted in Education, Nature, Orange County, Santa Ana Leave a comment Wednesday, September 30, 7:30PM – 9:30PM Family Nocturnal Exploration up Silverado Canyon, Santa Ana Mountains, Orange County (part of the Santa Ana Mountains Wild Heritage Project tour series). More events after the flip! Continue reading→