Atlantis, Lemuria, and Mu are among the most widely known examples of supposed “lost lands,” a term applied to places that have vanished or disappeared due to catastrophic events. Although each lost land originated from different contexts, their many interpretations are shaped by
pseudoscientific,
occult, and
New Age ideas. Despite the lack of concrete evidence, these lost lands are still prominent cultural influences and popular in discussions about ancient mysteries and possible vanished civilizations of the past. These lost lands continue to foster speculation, imagination, reinterpretation, theory, and debate about the possibility of their existence.
Atlantis The fictitious story of
Atlantis originates from two dialogues,
Timaeus and
Critias, created by the Greek philosopher
Plato in the 4th century BCE. In these writings, the island of Atlantis is described by Critias as a rich, successful, and powerful empire that grew morally corrupt over time. Ultimately, Atlantis collapses through war, defeated by
Athens, and "all of Atlantis was destroyed in a tremendous cataclysm of earthquakes and floods”. Most scholars agree that the story of Atlantis was never meant to be true history but more so an entertaining story that conveys moral lessons. Throughout history, the idea of Atlantis was reinterpreted many times, especially through
Ignatius Donelly, who is considered the modern “father of the nineteenth-century Atlantis revival”. In 1882, he published a book titled
Atlantis: The Antediluvian World, which discussed that Atlantis was the source of origin for
Egyptian,
Mesoamerican, and
Mediterranean cultures. Donnelly sought to prove his diffusionist Atlantis claim by drawing archaeological comparisons between the civilizations, though these comparisons were widely rejected by mainstream
archaeology and scholars. However, his ideas laid the foundation for later pseudoscientific interpretations of Atlantis. In the 20th and 21st centuries, Atlantis has emerged as a central subject in
pseudoarcheology, where it is often associated with global
cultural diffusion, ancient aliens, or lost advanced technologies. Modern fringe theories deviate from Plato’s writings entirely and relocate Atlantis to different places across the world like the Mid-Atlantic, the
Caribbean, or
Antarctica. Atlantis also plays a significant role in popular culture, influencing movies, literature, television shows, and other media. Despite alternative interpretations and influences Atlantis still has today, the scholarly consensus remains the same that no geological or archaeological evidence indicates the true existence of Atlantis. Because of this, Atlantis is regarded as a mythical land attributed to the mind and imagination of the Greek philosopher, Plato.
Lemuria Lemuria, as a lost land, was first presented by the British zoologist
Philip Lutley Sclater in
The Quarterly Journal of Science published in April 1864. Sclater proposed that the existence of a now-submerged landmass linking
Madagascar and
India would explain the geographic distribution of
lemurs. He was in favor of this theory because he found their distribution to be difficult to account for through the knowledge of species migration that was present at the time. Others like Sclater also used the idea of land bridges to explain continental species distribution before the idea of
plate tectonics, a theory proposed by
Alfred Wegener, became accepted as modern
geology developed in the mid-20th century. Sclater’s hypothesis about Lemuria was then abandoned as plate tectonics now provided a clear explanation for
continental drift and the distribution of lemurs that Sclater was studying. Despite this scientific consensus, the idea of Lemuria was reimagined by
Helena Blavatsky and the
Theosophical Society in the late 19th century, transforming it into a mythical lost continent that related to their esoteric practices. They saw Lemuria as a precursor to Atlantis that was home to prehistoric “
root races” who possessed psychic power and advanced spiritual qualities. According to Blavatsky, the sinking of Lemuria was followed by the rise of Atlantis, which became the dwelling of the fourth “root race”. With the rise of
spiritualism in the 19th century, Lemuria was reinterpreted as not a geological land bridge but a place of
theosophy and occultism concepts. In today’s modern culture, Lemuria is kept alive by fringe theories, speculative fiction, occultism,
New Age beliefs, and alternative archaeology theories. However, claims about the existence of Lemuria continue to remain unsupported by scientists due to the lack of physical and geological evidence of the lost land.
Mu The lost land of
Mu originated in the late 19th and early 20th centuries, mainly through
Augustus Le Plongeon and
James Churchward’s works. After misinterpreting Maya inscriptions, Le Plongeon proposed that the Maya civilization originated from a lost continent in the Atlantic called Mu, a name which he got from
Charles Etienne Brasseur de Bourbourg’s mistranslation of the
Madrid Codex. James Churchward expanded on this idea in his work
The Lost Continent of Mu (1926) and claimed to have translated ancient Naacal tablets that described Mu as the center of an immense Pacific civilization that predated all cultures. Churchward’s narrative described an advanced
Naacal race that supposedly spread civilization throughout the world and was the origin of influence for ancient civilizations such as
Egypt,
India, and
Central America. These ideas reflect early 20th-century
hyperdiffusionism, which is the pseudoarchaeology theory that all major world civilizations share a single common origin. No archaeological, geological, or historical evidence supports the existence of the continent of Mu. The idea of Mu originated from mistranslated and misinterpreted texts and speculative reconstructions rather than from concrete evidence and verifiable data. The claim of Mu as the source for other civilizations is rejected by archaeologists as there is evidence for their independent origins supported by archaeological,
linguistic, and genetic evidence. Despite its lack of credibility and
scientific evidence, Mu is still a recurring theme in New Age literature, pseudoscientific discussions about ancient civilizations, and the media. Those who believe in Mu often draw on Churchward’s descriptions and link them to advanced ancient technology, forgotten spiritual knowledge, or other diffusionist theories. In New Age belief systems, Mu is often grouped with Atlantis and Lemuria and portrayed as a triad of mythical “lost lands” that fall into esoteric and occult beliefs. Because the lost land of Mu is based on an imaginative construct of speculative interpretations rather than concrete evidence presented by
archaeology or
science, Mu is regarded as a pseudoscientific lost land. ==Other mythological lands==