We start our ride through OC Parks’ Irvine Ranch Open Space on the paved Hicks Haul Road, the extension of Jeffrey Rd north of Portola Pkwy. As we warm up on the climb to the top of the road, we…

Join us for an extremely challenging and strenuous hiking adventure in the scenic Fremont Canyon Wilderness Area. This 16-mile loop hike is for experienced, physically fit distance hikers. The hike…

Join us in beautiful Weir Canyon for this moderate paced cardio hike.  Along the trail, you’ll pass through coastal sage scrub, grasslands, and oak woodlands where deer and bobcats are…

Join us for a morning walk to one of the Irvine Ranch Natural Landmarks’ iconic geologic features. We will walk out to the red-faced cliffs of Red Rock Wilderness.  The early morning light from…

Join us on this moderate-paced hike over the ridge and the through beautiful Limestone Canyon Nature Preserve, part of OC Parks’ Irvine Ranch Open Space. We will enjoy short breaks at the East and…

Join us Sunday morning in OC Parks’ Irvine Ranch Open Space for a fitness-focused hike on the Hicks Haul Road, West Loma and Shoestring trails in Limestone Canyon. Hikers will enjoy wonderful views…

The Irvine Ranch Open Space Long Distance series is designed for experienced hikers who thrive on long days, big climbs, and the satisfaction of pushing physical and mental limits. This hike covers…

Join us in OC Parks’ Irvine Ranch Open Space for a challenging, docent-led mountain bike ride through Fremont Canyon to the unique geological formation known as Lizard Rock. This 16-mile out-and…

Join us for a tour to the dramatic sandstone outcrops known as “Mini Moab”. We’ll hike out-and-back along the high ridges overlooking Fremont Canyon. Along the way we’ll pass an abandoned coal mine,…

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…