An expedition to a deep-sea ridge, just north of the Hawaiian Islands, revealed a surprise back in 2022: an ancient dried-up lake bed paved with what appears to be a yellow brick road. The exploration vessel Nautilus discovered the eerie scene while surveying the Liliʻuokalani ridge in Papahānaumokuākea Marine National Monument (PMNM). PMNM is one of the largest marine conservation …
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