"Mundus subterraneus" ("Underworld [en]," 1664) - ideas about the structure of the Earth. Kircher was wildly popular during his lifetime, but after his death he was anathematized. Perhaps after some time the world will again discover Atanasius Kircher, as it was quite recently with Leonardo da Vinci. "The only author of the map of Atlantis (see p. 82).