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…

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…

Join us on a slow-paced hike along the back-country ridges and valleys of Gypsum Canyon, part of OC Parks’ Irvine Ranch Open Space. We’ll travel on rough old ranch roads passing by woodlands of…

Join us for a fitness-focused hike on the paved Hicks Haul Road in the Irvine Open Space Preserve. During the spring, summer and fall, hikers will enjoy wonderful sunset views and a panoramic…

Join us for an evening/night mountain bike ride through Limestone Canyon Nature Preserve and Red Rock Wilderness, part of OCParks’ Irvine Ranch Open Space. We will ride approximately 12 miles, with…

Join OC Parks for a fun morning of fishing at Mile Square Regional Park!This clinic is designed to teach families how to fish responsibly with a chance to catch a few fish. Please meet at the south…

Spend the morning in a beautiful oak woodland watering Coast Live Oak seedlings and native plants in Weir Canyon. To get to the planting site we will travel for 15 minutes in a safari style truck…

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 OC Parks’ Irvine Ranch Open Space for a challenging docent-led mountain bike ride for very experienced off-road riders in excellent cardio shape. Climb challenging State Spur to Cathedral…