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Pu'u Ma'eli'eli: Exploring Kaneohe's Pillbox on "Digging Hill"

  • Writer: Stephen Warner
    Stephen Warner
  • Aug 27, 2025
  • 3 min read
Pu'u Ma'eli'eli Trail | Oahu, Hawaii

Pillboxes — small concrete military bunkers — are scattered throughout the Hawaiian Islands. Built during World War II as coastal lookout points, these structures now double as incredible hiking destinations thanks to the views they were originally designed to command. The pillbox at the top of Puʻu Maʻeliʻeli (“Digging Hill” in Hawaiian) offers one of the best perspectives of Kāneʻohe Bay, with minimal effort required. Although the trail can get a little muddy in parts, the short journey is well worth it for the stunning Windward views.


Trail Info

Trailhead Name

Pu'u Ma'eli'eli

Distance

2.2 miles / 3.5 km (out and back)

Estimated time

1-2 hours

Elevation gain

650 ft / 200 m

Highest point

685 ft / 208 m (Pillbox)

Permits / fees

None

Parking

Shoulder

Toilets?

No

Dog friendly?

Yes


Know before you go

  • The trailhead entrance is along a busy road, and you’ll briefly walk the shoulder facing traffic. A bit awkward, but yes, this is the real trail.

  • The trail can be muddy and slick, especially during or after rain. The steepest section is right near the start, although there are a few additional rope assisted sections.


Other trails nearby


Distance: 3 miles (4.8 km) out and back

Elevation gain: 600 ft (180 m) gain

Details: A scenic ridgeline with views over Kāneʻohe and a nearby quarry — good for those looking for a bit more distance but not too much additional effort.


The Trail


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

You’ll begin at the roadside entrance, marked by a break in the trees off Kahekili Highway.


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

The hike kicks off with what’s probably the toughest part: a short, steep incline that can be slick if it’s rained recently. Thankfully, it was pretty dry when I went.


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

At the top of this climb, you’ll hit the only real junction. Head left.


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

As you continue, keep an eye out for early glimpses of Kāneʻohe Bay ("K-Bay") through the trees.


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

The trail continues to gain elevation gradually with a few steeper sections, usually aided by ropes for balance.


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

Before long, you’ll near the end of the trail, marked by this sign. The destination is just beyond a little brush.


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

First, the pillbox itself, marked by a small entrance. If you're feeling it, you can climb down the ladder for some additional 'sploring.


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

But walk a bit farther for the main event. Boom! K-Bay in all its glory.


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

Straight ahead, you’ll spot the Marine Corps Base, the sandbars, and the glistening blue of the bay stretching beyond.


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

Turn to the left for a wider view of the windward side of the Koʻolau Range. The prominent peak often shrouded in clouds? That’s Puʻu ʻŌhulehule.


Pu'u Ma'eli'eli Trail | Oahu, Hawaii

Not bad for a relatively easy climb. Big reward for minimal effort in my opinion.


SS Reflections

Before moving to Hawaiʻi, I had never heard the term pillbox. My mind immediately went to those plastic cases old people use for organizing vitamins. But after a few hikes on the islands, I not only learned the history, I started to associate “pillbox” with amazing views. After all, these were built to keep an eye on the ocean — and you can't keep watch without a good vantage point.


Puʻu Maʻeliʻeli quickly became one of my go-to trails when I wanted a quick dose of nature without committing half a day. The effort is modest, the scenery is stunning, and it’s one of those trails that’s easy to revisit again and again — especially when you want to introduce someone new to the beauty of Hawaiʻi hiking.



Other helpful resources

DISCLAIMER: This website is for entertainment purposes only. The web designer and contributors are not liable for any injuries, accidents, or damages resulting from the use of information provided. Trail data, including trail statistics such as mileage and difficulty ratings, are provided as estimates based on the best available data at the time of publication and may not be 100% accurate. Conditions on trails can change; users should verify information with local authorities or  other reliable sources before embarking on any hiking or outdoor adventure. Hiking is a high-risk activity; individuals should know their limits, take precautions, and prioritize safety. By using this site, you acknowledge and accept these risks; the web designer and contributors are not legally responsible for any consequences.

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