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…

Come nature journal at night! We will observe as the day winds down for the nocturnal life to wake up. Nature journaling is a wonderful tool for nature observations, creating lasting memories and…

Do you want to explore the Sinks, a geological rock formation that has a reputation of being “Orange County’s miniature Grand Canyon”? Come out and join us on a hike from the Portola staging area to…

The County of Orange Ethics (AB1234) Training policy requires all County Elected Officials and members of certain Boards, Commissions and Committees (BCCs) to take ethics training prior to December…

Join us on this early morning hike enjoying beautiful Weir Canyon Nature Preserve, part of OC Parks’ Irvine Ranch Open Space.  Starting in Irvine Regional Park, we will pass through Lower and…

Join us for a strenuous, challenging and fast-paced afternoon fitness hike starting in Limestone Canyon. Along the way, we will be rewarded with panoramic views of Orange County and possible wildlife…

Enjoy an afternoon family hike in Agua Chinon, part of OC Parks’ Irvine Ranch Open Space. We hike a gradual climb of 500 feet elevation as we watch for red-tailed hawks and mule deer.  This…

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…

Come take a tour of the night sky under the year’s most spectacular meteor shower of the year (the Perseids Meteor Shower) while hiking in the Saddleback Wilderness, part of OC Parks’ Irvine Ranch…

Non-native and invasive plant species are invading our native habitat and open spaces. They aggressively compete with our native plants for resources and rapidly spread once established. Monitoring,…