In 2011, Maritime biologists produced a baffling discovery—in excess of one,three hundred just about perfect circles scattered across the Mediterranean Sea floor off the Coastline of Corsica. These formations, some sixty seven toes large, sparked numerous theories: had been they volcanic craters, WWII bomb scars, or anything even stranger? https://medium.com/@perfectseoservice2017/the-thriller-of-one-three-hundred-best-circles-on-the-mediterranean-seafloor-science-unveils-the-f6327a72d07b