Honouliuli Contour Trail to Pu'uku'ua is a 32.7 mile lightly trafficked out and back trail located near Waianae, Hawaii that features a great forest setting and is only recommended for very experienced adventurers. The trail offers a number of activity options and is accessible year-round.
Some section can be overgrown so be prepared with full long pants and sleeves. Kolekole to Kanehoa is clear, but sections after can have over the head high grass. It would be great if the access from Palehua would reopen.
Revisiting Oahu Highlands where I was based during 1969-71 at FOCCPAC-Kunia after mini-tutorial at UH-Manoa HICSS-34 Conference on West Maui, Hawaii.