Please join us as we enhance habitat at the West Sinks in Limestone Canyon. This area is characterized by beautiful geological formations that resemble a mini–Grand Canyon. Volunteers will travel for…

Join OC Parks staff and volunteers to observe the sights, sounds and smells of nature during an intimate nature walk led by a certified nature and forest therapy guide. Through a series of…

On Tuesday, August 12, 2025, an inmate who was housed at the Theo Lacy Facility in Orange died while in custody. The decedent, David N. Alcazar, was in custody for PC 422 Criminal Threats, PC 646.9(a…

Ready for a workout? Forget the gym for the day and head outside! Join us for an exhilarating morning fitness hike on the paved Hicks Haul Road in OC Parks’ Irvine Ranch Open Space. This hike allows…

Come along with us on this morning hike through beautiful Limestone Canyon Nature Preserve, part of OC Parks’ Irvine Ranch Open Space. You’ll be rewarded spectacular views of The Sinks as well as…

Join us for a strenuous, extremely challenging, fast-paced, early morning cardio hike in Red Rock Wilderness part of OC Parks’ Irvine Ranch Open Space. Along the way we’ll be rewarded with panoramic…

Join us every Wednesday night in OC Parks’ Irvine Ranch Open Space for a fitness-focused hike on the paved Hicks Haul Road. During the spring, summer and fall, hikers will enjoy wonderful sunset…

This week in OC Parks’ Irvine Ranch Open Space, we’ll hike in Baker Canyon. This scenic hike includes steep climbs and descents on both single and double-track trails with about 1100 feet of…

Come join us for an interactive evening under the stars.  Immerse yourself in a scaled-down version of our solar system.  Test your imagination in naming the constellations.  Reenact…

As the day starts to settle into the night in OCParks’ Irvine Ranch Open Space, bats awaken, stir and streak into the evening sky. Come hear fascinating tales of our flying mammals. We will head out…