5057. Many cities, on mountains, sank down in the middle; and, in the sinking, it appeared like a vortical whirling, such as there is in volumes of water falling down through a chasm. It was said that it is a sign that they cannot be saved. It was made known, by experience, that societies in the other life constitute cities; and that they who are in the same city, are in society, and arranged there, according to order; that in the cities where the good are, the best are in the middle, and [the rest], in order, [towards] the circumferences, according to good of life; and that there is also an opening sometimes made there, to the hells, which are beneath the cities.