Hālona Blowhole is a rock formation and a blowhole on the island of Oahu, Hawaii off of Hanauma Bay at Hālona Point overlooking the Pacific Ocean.
Hālona Blowhole is a prominent geological feature located on the island of Oahu, Hawaii, near Hanauma Bay at Hālona Point. It's a rock formation with a blowhole that overlooks the Pacific Ocean.