Theres numerous confirmed sunken ruins off the coast of several continents, they cant all be atlantis. For one , lies beyond the pillars of hercules ( modern known as straights of gibralter were not known as that in that day, The pillars of hercules in ancient times was on the eastern end of the mediteranian not the west. And misinterpretation is not Bigger than asia n africa but lies between asia n africa. = Isle of Thera. Gotta think as well its the tale of one mans visit to one city. If the civilization were great enough for a city as described makes sense woulda been many more locations of other cities of the same era.