Most People Have No Idea This Unique Tunnel In Hawaii Exists

Approximately 450 feet underground, below the streets of Oahu, sits a true feat of engineering: a massive, little-known tunnel, a rail car and subway named the Howling Owl and 20 massive fuel tanks the tunnel system was built to store. This is the Red Hill Underground Fuel Storage Facility, a top secret military facility built during the early 1940s for wartime use.

We’re aware that these uncertain times are limiting many aspects of life as we all practice social and physical distancing. While we’re continuing to feature destinations that make our state wonderful, we don’t expect or encourage you to go check them out immediately. We believe that supporting local attractions is important now more than ever and we hope our articles inspire your future adventures! And on that note, please nominate your favorite local business that could use some love right now:

For a more comprehensive lesson about the tunnels history and construction, be sure to watch this video uploaded by the U.S. Fleet Forces Command in 2011, less than 20 years after the site was declassified.

Did you know about this impressive fuel storage facility hiding underneath the island? Learn about another little-known little know feat of engineering and wartime relic, the Waikiki Natatorium, here.