Join us in OC Parks’ Irvine Ranch Open Space for a challenging docent-led mountain bike ride for very experienced off-road riders in excellent cardio shape through Fremont and Weir Canyons to Sierra…

If you are a beginner rider and perhaps have just completed one of the IRC mountain biking clinics or just want an enjoyable and relaxed ride in the Orange County wilderness, then join us on this…

Enjoy the relaxation of riding in the wilderness on empty trails. Join us on this docent-led mountain bike ride through Limestone Canyon, part of OCParks’ Irvine Ranch Open Space. We will visit the…

You will enjoy a gorgeous sunset with panoramic views of Orange County while hiking in OC Parks’ Irvine Ranch Open Space on the paved Hicks Haul Road. This hike travels 6 miles, out and back crossing…

Non-native and invasive plant species are invading our native habitat and open spaces. They aggressively compete with our native plants for resources and spreads rapidly once established. Monitoring…

Enjoy an afternoon family hike in Red Rock Wilderness, part of OC Parks’ Irvine Ranch Open Space. We will hike along a flat trail and cross a dry creek as we watch for red-tailed hawks and mule deer…

Come search for evidence that animals leave behind in OC Parks’ Irvine Ranch Open Space. Mule deer, bobcats, coyotes and even mountain lions call this hidden canyon home. Gain the basic tracking…

PRE-REGISTRATION is REQUIRED for this event.All participants are required to have, a printed copy or on their phone, the confirmation email to show through the window of their vehicle to drive…

Please note: Preregistration is required due to limited parking capacity. Start your weekend off by exploring the Agua Chinon wash and the Sinks through this self-guided opportunity. Designated…

Come along with us on this scenic distance hike through Limestone and Red Rock Wilderness, part of OC Parks’ Irvine Ranch Open Space.  This hike is done at a moderate moving pace of around 3 mph…