Lost world is a subgenre of the fantasy or science fiction genres that involves the discovery of an unknown Earth civilization and/or lands with creatures thought to be extinct. It began as a subgenre
First Edition Cover of King Solomon's Mines, by H. Rider Haggard considered by some the first lost world narrative.
King Solomon's Mines is an 1885 popular novel by the English Victorian adventure writer and fabulist H. Rider Haggard. Published by Cassell and Company, it tells of an expedition through an unexplored
The way to Kukuanaland
"To those who enter the hall of the dead, evil comes"; Walter Paget
Cover art from King Solomon's Mines, Avon Periodicals, 1951, art by Lee J. Ames.