Come out and enjoy this family-fun activity on the Mesa. We will start with an activity to make your own fossil, then we will take a 2–3-mile hike looking for fossils deposited here in Orange County…

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…

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…

Join us on a slow-paced hike along the back-country ridges and valleys of Limestone Canyon, part of OC Parks’ Irvine Ranch Open Space. We’ll hike to the top of Loma Ridge and loop back down,…

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…

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…

Discover the hidden canyons and trails found in Round Canyon, part of OC Parks’ Irvine Ranch Open Space. These seldom hiked trails offer fantastic vista views, wildflowers, secluded oasis of oaks,…

Spend the morning watering and nurturing Tecate Cypress trees at the Fremont Staging area and learn about its unique relationship with wildfire. Please be aware that you may be instructed to use…

Take a leisurely equestrian ride through beautiful Baker Canyon in the Black Star Wilderness Area, home of oak woodlands, grasslands, and coastal sage scrub.  View evidence of the old ranch days…

Enjoy an evening hike through stunning rock formations and fragrant native plants as you listen to the sounds of nature. During this hike in the Irvine Ranch Open Space, you may travel at various…