Led by Laguna Canyon Foundation in partnership with OC Parks. Step back 25 million years in Orange County’s history to a time when the seas receded and the San Andreas Fault was just starting to form. With a Laguna Canyon Foundation volunteer naturalist, discover the geologic processes going on today and how they affect the natural landscape. This moderate 3-mile hike is over uneven, steep and sometimes rocky terrain with a 300-ft elevation gain. For ages 10 and up. Laguna Coast Wilderness Park, James Dilley Preserve (I-5 or 405 south to 133 south to stoplight at 73 toll road; and make a U-turn, go 1 block. Dilley is on the right.) Parking: $3. Online reservations required: www.lagunacanyon.org/activities.
