Join us on this moderate-paced hike over the ridge and the through beautiful Limestone Canyon Nature Preserve, part of OC Parks’ Irvine Ranch Open Space. We will enjoy short breaks at the East and…

Enjoy the relaxation of riding in the wilderness on empty trails. Join us on this docent-led mountain bike ride through Limestone Canyon, part of OCParks’ Irvine Ranch Open Space. We will visit the…

Enjoy an afternoon family hike in Red Rock Wilderness, part of OC Parks’ Irvine Ranch Open Space. We will hike along a flat trail and cross a dry creek as we watch for red-tailed hawks and mule deer…

Spend the morning watering and mulching Coast Live Oak seedlings within a beautiful oak woodland and then hike to Dripping Springs, a natural water source dripping out of an earthquake fault and down…

Join OC Parks staff and volunteers for a slow paced, beginner friendly mountain bike ride through Limestone Canyon to The Sinks.  This trip is approximately 8 miles total, and 400 foot elevation…

Come out and enjoy the night sky with the OC Astronomers club.  Walk among the members with their telescopes pointed at any one of the wonders of the night sky.  Be it the rings around…

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…

Are you looking to add a slower paced hike to your fitness journey? Join us on this introduction to fitness hike along the Agua Chinon trail to the West Sinks at an average moving speed of 25 minutes…

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 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…