![]() It is around 35,827 feet deep, or 10,920 meters. The Challenger Deep, commonly known as the deepest single point on Earth, is located at the southern end of the Mariana Trench, close to the Mariana Islands, from which it takes its name. ![]() ![]() More than 20 years later, another expedition on the USS Nero re-recorded the depth closer to 31,614 feet of 9.636 meters.įamously, a recent expedition to the bottom of the trench in 2019 resulted in discovering a plastic bag and candy wrappers. It is located east of the Mariana Islands, and at the time, it was believed to be 26,850 feet or 8,184 meters. The Mariana Trench Marine National Monument was first sounded and acknowledged at the deepest point on Earth in 1875 during the Challenger Expedition. Location: Floor of the Pacific Ocean, between Hawaii and the Philippinesĭiscovery and Exploration of the Mariana Trench.The Mariana Trench is one of the most incredible places on Earth check out these astounding facts about this world wonder: It, too, is located in the Mariana Trench and is 35,151 ft or 10,714 meters. The third deepest point is the Sirena Deep, previously known as the HMRG Deep. The second deepest point on earth is the Horizon Deep in the Tonga Trench at 35,433 feet or 10,800 meters. At the bottom of the trench, the ocean exerts a phenomenal amount of pressure, around 1,071 times that at sea level. The deepest point of the trench is nearly 7 miles beneath the ocean’s surface. Today, the depth has been confirmed at closer to 36,200 feet. The depths were sounded using a weighted rope which at the time recorded a depth of 26,850 feet. It is named after the nearby Mariana Islands (which in turn are named after Queen Mariana of Austria) and was discovered in 1875. ![]() It is located between Hawaii and the Philippines and is shaped like a crescent. The Mariana Trench is the deepest oceanic trench on Earth.
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