Atlantis.

Atlantis is a fictional island mentioned in an allegory on the hubris of nations in Plato's works Timaeus and Critias, wherein it represents the antagonist naval power that besieges "Ancient Athens", the pseudo-historic embodiment of Plato's ideal state in The Republic.

Atlantis : lost lands, ancient wisdom by Ashe Geoffrey

Atlantis and other lost worlds by Webb Stuart

Atlantis and other lost worlds : new evidence of ancient secrets by Joseph Frank

Atlantis and the cycles of time - prophecies, traditions, and occult revelations by Godwin & Joscelyn

Atlantis and the Ten Plagues of Egypt by Graham Phillips

Atlantis in the Amazon - lost technologies and the secrets of the Crespi treasure by Wingate Richard

Atlantis. The Fate of a Lost Land and Its Secret Knowledge (Esoteric) Rudolf Steiner

Atlantis. The Mystery Unraveled

Discover Atlantis. A Guide to Reclaiming the Wisdom of the Ancients Diana Cooper

From Atlantis to the Sphinx Colin Wilson

The Atlantis Blueprint. Unlocking the Ancient Mysteries of a Long-Lost Civilization Colin Wilson

The Atlantis Encyclopedia Frank Joseph

The Atlantis Readings by Cayce Edgar

The Atlantis Story. A Short History of Plato’s Myth Pierre Vidal-Naquet

The Lost Empire of Atlantis. The Secrets of History's Most Enduring Mystery Revealed Gavin Menzies

The Secret of Atlantis by Otto Muck

The story of Atlantis & the lost Lemuria W. Scott-Elliot