Led by Laguna Canyon Foundation in partnership with OC Parks. Raise your heart rate and your spirits on this strenuous, fast-paced, 5.5-mile hike over steep and uneven terrain (900-ft. elevation gain) with Laguna Canyon Foundation volunteers. Ages 15 and up. Laguna Coast Wilderness Park, James Dilley Preserve (405 South to 133 south to stoplight at 73 turn-off; make a U-turn, go 1 block; Dilley is on the right). For questions call: 949-497-8324. Parking: $3. Donation: $2/person. Online reservations required: www.lagunacanyon.org/activities.html.