Scientists Stunned by Mysterious Underwater Structure Discovered in the Mariana Trench A recent expedition to the deepest point in the ocean has uncovered a baffling underwater structure in the Mariana Trench, leaving experts in the scientific community scratching their heads. The enigmatic discovery, which has sparked widespread interest and debate, has been described as a large, geometric formation with a previously unknown purpose. Located nearly 36,000 feet beneath the surface of the Pacific Ocean, the site is so remote and inaccessible that it has taken years for researchers to finally reach and explore the area. As scientists continue to study the mysterious structure, they are beginning to unravel its secrets, shedding new light on the uncharted depths of our planet.