When Tourists Saw This Green Substance On The Beach, Experts Warned Them To Keep Their Distance

Image: Алексей Облов/Getty Images

It’s July 2019 and you’ve decided to take a summer vacation on France’s northwest coastline. But when you arrive at one of the beaches, you notice a strange-looking green substance accumulating on the shore, which also gives off a pungent odour. As it turns out, this bizarre sight is incredibly dangerous, and you’re warned to stay away for your own safety.