Is there another world beneath our feet, Abzu, home of superior men?
The Hollow Earth
For the mysterious Tuatha, there is another world inside of ours, they called Sidhe
Ossendowski describes a perfect underworld illuminated by Vril energy
In 1947, the King of the World came in France. Was he a god or a crook?
Macuxi Indians believe there is a inner world where giants live under our feet
Admiral Byrd find a way through under the north pole that leads to lost paradise