Sunrise Hike up Olomana Trail - a moderately difficult hike with a spectacular view of the surrounding mountains.
https://goo.gl/maps/BpDv3ss37yn
https://www.alltrails.com/trail/us/hawaii/olomana-trail--2
Cliff jumping at Maunawili - located about 5 minutes from the Three Peaks trailhead, Maunawili is a moderate hike through the jungle that’ll take you to a waterfall that has some cliff jump spots. Do at your own risk.
https://goo.gl/maps/5iUPUxx1GxJ2
https://www.alltrails.com/trail/us/hawaii/maunawili-falls-trail
Crouching Lion hike - Fairly quick but steep hike. Beautiful view of the ocean. Attempt at your own risk.
https://goo.gl/maps/Yj8k8iBNjb92
https://www.alltrails.com/trail/us/hawaii/crouching-lion-trail
Waimea Bay Beach Park - finish the day at Waimea beach where you can swim in the waves and cliff jump off of Waimea rock. The sunset is spectacular there.
https://goo.gl/maps/AB2h7xMXzAB2
Makua Beach - one of Oahu’s most beautiful and sunny beaches. It is located on the northwest side of the island. If the waves aren’t too strong it is a great place to snorkel and if your lucky you may find a turtle or some dolphins. Make sure to not leave any valuable in your car, break ins are common here.
https://goo.gl/maps/hoNrKPv68YD2
Puʻu O Hulu Pillbox Hike - a amazing hike great for during the day and sunset! It’s a moderate uphill climb that finishes on top of a ridge line with several pull boxes. The view is amazing.
https://goo.gl/maps/ot9oWn1xoAB2
https://www.alltrails.com/explore/trail/us/hawaii/puu-o-hulu
Makapu‘u Point Lighthouse Trail - a moderate hike that ends with a beautiful view of the ocean.
https://goo.gl/maps/9Uqhvfmuokp
https://www.alltrails.com/trail/us/hawaii/makapuu-point-lighthouse-lookout-trail
Spitting Caves - a phenomenal place to watch the sunset. Beautiful rock cliffs that go into the ocean.
https://goo.gl/maps/ApU9pEBpZbp
Moanalua Trail - A all day hike that should only be attempted by experienced hikers. The trail is 11 miles round trip and has a elevation gain of 3000 feet. It is the legal way to get to the top of the Haiku Stairs “Stairway to Heaven”. It is illegal to get on the stairs. Do at your own risk.
https://goo.gl/maps/21gqAuSmafx
https://www.alltrails.com/explore/trail/us/hawaii/moanalua-valley-trail-to-the-haiku-stairs-stairway-to-heaven