Mu is the name of a fictional continent that was once believed to have existed in one of Earth's oceans, but disappeared at the dawn of human history. The concept and the name were proposed by 19th century traveler and writer Augustus Le Plongeon, who claimed that several ancient civilizations, such as those of Egypt and Mesoamerica, were created by refugees from Mu—which he located in the Atlantic Ocean. This concept was popularized and expanded by James Churchward, who asserted that Mu was once located in the Pacific. The existence of Mu was disputed already in Le Plongeon's time. Toda...

Mythical Continents Ancient Greek * The most famous mythical continent is Atlantis. Like Hyperborea and Thule, Atlantis is ultimately derived from ancient Greek geographic speculation. Mayan * The name of hypothetical vanished continent Mu originated from the first attempted translation of the Madrid Codex, one of only four remaining Maya codices. Sanskrit * Something similar seems to have happened upon the discovery of the Sanskrit literature by Europeans. Louis Jacolliot claimed to have learned from this literature about a sunken continent called Rutas. This in turn seems to h...