In 1997, scientists recorded an enormous underwater sound unlike anything they had heard before. Nicknamed "The Bloop," it was detected across thousands of kilometers, and its true origin is still debated today. Was it a natural phenomenon... or something else?<br /><br /><br /><br /><br />#mystery <br />#Ocean<br />#TheBloop<br />#SecretsOfTheWorld<br />#Unsolved
