The Lanikai pillbox hike is easily one of the most famous hikes on Oahu (after Stairway to Heaven, Koko Head, and Diamond Head).If you’re new to hiking, this could be a good way to motivate yourself to do a slightly more challenging hike. If you’re basically a pro hiker, this little trail will have a super rewarding view for the little bit of effort you’ll have to put in. Either way, here are some basics to help you with the Lanikai pillbox hike.