one am
`` By their calendars , which they have kept accurately , '' was the answer . `` But there are many other questions you must both want to ask , so I shall anticipate them by telling you now what I have been able to learn . Suppose we first sit down , however . I for one am weary . '' Whereupon they drew up three of those curious chairs of some heavy wood carved with the hideous figures of this strange people 's ancient gods , and Professor Stevens began . * * * * * Their sunken empire , as he had surmised , had indeed been the great island of Antillia and a colony of Atlantis . A series of earthquakes and tidal waves such as engulfed their homeland ages before had sent it down , and the estimated archaeological date of the final submergence -- namely , 200 B. C. -- was approximately correct .