Following fringe theorist Ignatius L. Donnelly, Rittstieg identified Aztlán with the mythical Atlantis.
He claimed that the Dresden Codex points to an 8-tonne cache of 2,156 golden tablets contained in a stone chest,[REF] which he believed sank into Lake Izabal, Guatemala as a result of an earthquake that, he declared, coincided with a solar eclipse occurring on September 14, 1224.