hollow earth
Conspiracy theories tagged "hollow earth."
3 articles
Debunked
Hollow Earth Theory
The Hollow Earth theory claims our planet contains vast interior civilizations accessible through polar openings. Explore its origins, key claims, and science.
1692 · United Kingdom · Edmond Halley, John Cleves Symmes Jr., Cyrus Teed
Debunked
Admiral Byrd's Secret Antarctic Discovery
Claims that Admiral Byrd's Operation Highjump (1946–47) secretly discovered a hollow Earth entrance or hidden Nazi base in Antarctica, based on a forged 'secret
1947 · United States · Admiral Richard E. Byrd
Debunked
Agartha & the Inner Earth Kingdom
The mythological underground civilization at the Earth's core, allegedly accessible through polar openings or hidden cave systems, associated with advanced bein
1908 · United States · Saint-Yves d'Alveydre, Helena Blavatsky, Nicholas Roerich