For California Native Oak Day, spend the morning learning about our local native oak, the coast live oak as we take a slow-paced interpretive hike along the back-country ridges and valleys of Weir…

Explore beautiful Limestone Canyon, part of OC Parks’ Irvine Ranch Open Space, on this serene morning hike to Dripping Springs. Limestone Canyon Nature Preserve is one of the most pristine wilderness…

Curious to learn about the plants among us, who’s sus and who’s not? Join us for a "spooky" hike at Red Rock Wilderness, part of OC Parks’ Irvine Ranch Open Space, to look at local flora, talk about…

Limestone Canyon is a treasure waiting to be discovered. Join us for an early evening, moderately-paced, 5.5-mile beginning cardio hike. The hike may include a few short rest stops along the way and…

Join us for an early morning distance hike from remote Fremont Canyon to the oak woodlands of Weir Canyon, part of OC Parks' Irvine Ranch Open Space. Shortly after leaving Irvine Regional Park, this…

Limestone Canyon is a treasure waiting to be discovered. Join us for an afternoon, fast paced, 5.5-mile fitness hike with 750 feet of elevation gain. The hike will be a great introduction to fitness…

PRE-REGISTRATION IS REQUIRED FOR THIS EVENT. All participants are required to have the confirmation email as a printed copy or on their phone to show upon arrival to drive through the entry gate…

Join us for an extremely challenging and strenuous hiking adventure in the scenic Fremont Canyon Nature Preserve, nestled with OC Parks' Irvine Ranch Open Space. This 16-mile loop hike is for…

If you enjoy riding in the wilderness on empty trails, then join us on this mountain bike through Limestone Canyon and the Red Rock Wilderness, part of OC Parks' Irvine Ranch Open Space. This ride is…

You will enjoy a gorgeous sunset with panoramic views of Orange County while hiking in OC Parks’ Irvine Ranch Open Space on the paved Hicks Haul Road. This hike travels 6 miles, out and back crossing…