Come start your week with us on our Super Treks in the Landmarks. Join us as we explore Weir Canyon, part of OC Parks’ Irvine Ranch Open Space. We will hike up over Rifle Range and continue to the…

Enjoy riding in the wilderness on empty trails? Then join us on a docent-led mountain bike ride that loops through Baker Canyon. The route features expansive views of Silverado and Santiago Canyons,…

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…

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…

Take a leisurely equestrian ride through beautiful Limestone Canyon, part of OC Parks’ Irvine Ranch Open Space, and home of oak woodlands, grasslands, and coastal sage scrub.  View evidence 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 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…

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…

Join us for an evening mountain bike ride through Limestone Canyon, part of OC Parks’ Irvine Ranch Open Space. We will be starting during daylight and ending in the dark. This should not be your…

Spend your morning helping to remove weeds and rebuild berms within the butterfly habitat islands in Limestone. With your help we will be able to maintain “islands” of host and nectar plants for…