In 2011, Marine biologists made a baffling discovery—over 1,300 almost ideal circles scattered across the Mediterranean Sea ground off the Coastline of Corsica. These formations, some 67 feet vast, sparked plenty of theories: ended up they volcanic craters, WWII bomb scars, or something even stranger? Within this video, we https://medium.com/@perfectseoservice2017/the-thriller-of-one-three-hundred-best-circles-on-the-mediterranean-seafloor-science-unveils-the-f6327a72d07b