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Hollow earth
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![Mystical Cave [1920x1080] Wallpaper For Computer, Hollow Earth, Desktop Background Images, Dream Interpretation, Fantasy Places, Lucid Dreaming, Borderlands, Public Domain Images, Meditation Music](https://images.weserv.nl/?url=https%3A%2F%2Fi.pinimg.com%2F474x%2F2c%2Fbe%2Ffb%2F2cbefb955334a9602b503177427b32de.jpg&q=12&output=webp&max-age=110)
Mystical Cave [1920x1080]
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Look into the ground of hollow earth
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I am Mikos, Head Librarian of the Library of Porthologos inside the Hollow Earth. Know that in the Hollow Earth there is more land mass than there is water. We have less islands, and more continent…
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Beliefs in mysterious underworlds are as old as humanity. But the idea that the earth has a hollow interior was first proposed as a scientific theory in 1691 by Sir Edmond Halley (of comet fame), who suggested that there might be life down there as well.
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