The ocean may be hiding a lot of secrets, and it might be home to several of the most monstrous creatures on Earth, but rivers hide their own secrets and horrors. Day after day, things get thrown into rivers all around the world, and we remain clueless about their existence until the water decides to reveal them.

In this video, we’ll take a look at some of the most surprising, and mysterious things found in rivers all around the world.

From horrifying human bones to a man-eating crocodile, here are 15 bizarre things found in rivers no one can explain!