Thurston (Nahuku) lava tube, shown here, is near summit caldera of ...
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Thurston (Nahuku) lava tube, shown here, is near the summit caldera of Kīlauea Volcano in Hawai‘i Volcanoes National Park.
Thurston (Nahuku) lava tube, shown here, is near the summit caldera of Kīlauea Volcano in Hawai‘i Volcanoes National Park.