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When archaeologists or researchers discover an artifact from the distant past, they can usually give a reasonable explanation for what it might be. Ceramics, pottery, and carvings are easy to understand just by looking at them. Not everything comes with a ready-made explanation, though. All the items you're about to see in this video come from long ago and far away, but the secrets of their purposes are a mystery lost to time, and scientists cannot explain their existence!
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