Legends of secret doors of the Earth are actually far more common than people think. Jaques Bergier analyzes the real-world evidence for such portals and says that mysterious Adepts are behind their secrets. Let's explore some of the lore around these mysteries and see what has been said about the unbelievable possibilities surrounding our world.

The Book: https://www.goodreads.com/book/show/979285.Secret_Doors_of_the_Earth