Nearly 3,000 meters below the Pacific, an expedition camera locked onto a seafloor formation so sharply geometric it triggered stunned reactions aboard the ship.
Researchers aboard the exploration vessel Nautilus filmed a dried lakebed formation paved with fractured volcanic rock at a depth of 3,000 meters on the Liliʻuokalani Ridge, within the Papahānaumokuākea Marine National Monument.
The 20-second video s... [4187 chars]