Some of the Strangest Things on Earth That Are Only Found in the Deep Ocean

The Great Barrier Reef’s Doppelganger

The Great Barrier Reef off the coast of Queensland, Australia is considered the world’s largest collection of coral, but as it turns out, it’s not the only one. Researchers have learned that it has a doppelgänger off the coast of northern Australia. The coral has been described as underwater donuts or circular rings on the ocean floor.