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What the Heck is a Superelevated Lava Flow Anyway? 1974 Basalt Flow near Keanak?ko‘i Crater

Talk about catnip for a geologist... "Do Not Enter", "Stop Here", "Go no closer to the eruption", and "Roads and Trails Closed Beyond This Point". How could any self-respecting geologist ignore such signage? And yes, that is a volcanic plume emanating from a crater on the far right side of the picture. We headed right on by the signs and headed down the road...I suppose I should mention that we were there legally as guests of the park service, on an officially sanctioned field trip.
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