Explore the history of Saddleback Wilderness via singletrack trails that flow through the park connecting you to the past. In 1967 Saddleback Park became the first motocross park in the United States…

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…

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…

This slower-paced interpretive hike in Limestone Canyon is 7 miles and includes some hills on the trek to Dripping Springs – a fern-covered rock face dripping with life-giving water creating an…

Nature journaling is a wonderful tool for nature observations, creating lasting memories, and making deeper connections with nature. Take time to observe the changing environment around you, noting…

Experienced mountain bikers can explore one of the most rugged and remote areas of OC Parks’ Irvine Ranch Open Space from the trails of Fremont Canyon Nature Preserve on this moderate-paced ride…

Enjoy miles of lush oak studded canyons, fascinating rock formations and sweeping views from the Overlook Trail in the tranquility of the Weir Canyon back country, part of OC Parks’ Irvine Ranch Open…

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…

Enjoy an afternoon family hike in Baker Canyon, part of OC Parks’ Irvine Ranch Open Space. We will hike along a flat trail as we watch for red-tailed hawks and mule deer. The hike will average 2…

Join OC Parks and OC Historical Commission for Summer Citrus Festival at George Key Ranch Historic Park! Tucked away in the city of Placentia, Key Ranch offers an authentic glimpse into Orange County…