description Oregon Caves Overview
Oregon Caves is a marble cave system in the Siskiyou Mountains of southwestern Oregon, protected within Oregon Caves National Monument and Preserve. The passages formed in metamorphosed limestone and contain a range of speleothems, including stalactites, stalagmites, and helictites. The site is a developed show cave with guided tours, and its significance combines unusual marble geology, underground scenery, and conservation history.
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