Poseidonis – Five stories concerning the end of the civilization of Atlantis, a land of powerful wizards yet not powerful enough to stave off the death of that once mighty realm. Poseidonis is the last remnant of the lost continent.
A manuscript is found that details the adventures of an American passenger whose ship is sunk by a U-boat in 1916, and ultimately finds himself on an island roamed by dinosaurs and cavemen. Burroughs’ working title for this novel was “The Lost U-Boat.”
The Treasure of Atlantis – A dying man, a hunter of rare orchids, returns from an expedition to Brazil and tells Stanley Morse of visions of a lost city deep in the jungles near the headwaters of the Amazon. Could it be the fabled city of Atlantis?
The Moon Pool – In the middle of the South Pacific, among the islands of Polynesia, there is a lost world under the earth’s surface, home to the evil Shining One and its acolytes. A party of archeologists stumble upon this lost land and must fight to save their own world on the earth’s surface.
Brian O’Hara, young two-fisted American lawyer, has inherited the ancient Egyptian scroll which tells that the body of the great Queen Cleopatra lies in the heart of a mountain in the innermost part of the Sahara Desert — “not dead, but sleeping.”