The Volcanoes of Oahu: Windows to Earth’s Fiery Heart
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A Day Tour Itinerary of Oahu: From Waikiki to the North Shore and Everything In-Between
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Exploring the Majestic Sea Turtles of Hawaii
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The Alenuihaha channel between the Big Island (Upolu Point) and Maui (Puhilele Point) is 29.6 miles wide and 6810 feet deep. Between the main islands, only the Kauai channel is wider and deeper.