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…

Nature journaling is a wonderful tool for nature observations, creating lasting memories, and making deeper connections with nature. Enjoy the transition from sunset to hopefully catching a glimpse…

Come explore beautiful Gypsum Canyon Wilderness, the northernmost portion of OC Parks’ Irvine Ranch Open Space. This scenic hike involves steepish climbs and descents on several single-track trails…

Discover Biodiversity at Saddleback WildernessDid you know that Irvine Ranch Open Space is home to rare and threatened plant communities and wildlife species? Understanding what plants and animals…

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

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

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

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

Join OC Parks naturalists and explore the different ways seeds spread in nature! We will test several dispersal methods, take a short walk and plant a seed to take home! This program…

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…