Protip: This is a really bad question to ask when visiting the National Mall. We have 8 buildings surrounding the Mall, and a total of 19 museums, 9 research centers and the National Zoo. A S.H.I.E.L.D agent should know better!
Qiandao Lake is a man-made lake located in Chun’an County, China, where archeologists have discovered in 2001 ruins of an underwater city. The city is at a depth of 26-40 meters and was named “Lion City”. There would have been 290 000 people living in this city during more than 1300 years. Touristic expeditions are projected. A diving into Chinese Antiquity in the next part of the article.
Wizarding historians believe that a number of “lost cities” that supposedly ended beneath the water due to natural disasters like earthquakes or volcanoes were actually destroyed by magical warfare or drowned by curses. The legend of Atlantis suggests that the inhabitants of one such city survived the destruction. With every lost city rediscovered, wizarding historians hope the legend will be proved true.