The Unsolved Mysteries of the Ancient Underwater City in the East

There are many ruins of ancient cities in the world, and there are no traces of human life anywhere. Wherever there are human prehistoric civilizations, these civilizations have been the number one topic in academic circles for many years in modern times. Scientists, archaeologists, writers, geologists, physicists, and other experts around the world are arguing endlessly. What they are arguing about is the ancient underwater city... With the rapid development of science and technology. Undersea exploration, as well as the war-torn era of World War II, when planes, ships, and aircraft carriers sank to the bottom of the sea, and with the use of high-tech detectors, some people suggested that there was an ancient city on the bottom of the sea. This also attracted unscrupulous tomb robbers, as well as tomb robbers from all over the world who risked their lives to dive 20,000 miles into the bottom of the sea... Among them is the unsolved mystery of the ancient underwater city in the East... All the mysteries of the ancient underwater city are waiting to be discovered and solved... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.