The video discusses 10 mysterious old books that have puzzled experts and the public for centuries. The books include:
1. Codex Gigas (the Devil's Bible), a medieval manuscript with a dark history and unknown authorship.
2. The Book of Dzyan, an ancient text said to have been created by beings from other planets.
3. The Book of Thoth, an Egyptian text with magical powers that was allegedly burned.
4. Codex Seraphinianus, a mysterious book written in an unknown language and filled with strange illustrations.
5. The Rohonc Codex, a book written in an unknown script and language.
6. Picatrix, a medieval grimoire with teachings on magic and astrology.
7. "Hombre después del hombre" (Man After Man), a speculative book on human evolution.
8. Excalibur, a book said to drive readers mad, allegedly written by L. Ron Hubbard.
9. The Voynich manuscript, a mysterious book with unknown authorship and language.
10. The Beale ciphers, a set of encrypted texts that could lead to a treasure worth $60 million.
The video also asks viewers to guess the best-selling book of all time, which is revealed to be the Bible, with estimated annual sales of 100 million copies.
Here are the facts extracted from the text:
1. The Bible is the best-selling book in all of history.
2. It is estimated that about 100,000,000 copies of the Bible are sold each year.
3. The Codex Gigas is an ancient medieval manuscript created at the beginning of the 13th century.
4. The Codex Gigas is also known as the Devil's Bible.
5. The Book of Dzyan is known as the oldest book in the world.
6. The Book of Dzyan is said to have been created long before the human race existed.
7. The Book of Thoth is an ancient Egyptian book that is said to have magical powers.
8. The Book of Thoth was burned while the Egyptian empire flourished.
9. The Codex Seraphinianus is a book written by Luigi Serafini in 1981.
10. The Codex Seraphinianus is written in a language that nobody has been able to decipher.
11. The Rohonc Codex is a book written using a completely unknown writing system.
12. The Rohonc Codex is not known who the writer was, let alone when he wrote it.
13. Picatrix is a book about the magic of the Middle Ages, written between the 10th and 11th centuries.
14. The book "Man After Man" is a speculative book written by paleontologist Dougal Dixon.
15. The book "Excalibur" is a work of L. Ron Hubbard, and its contents were declared while he was clinically dead during an operation.
16. The Voynich manuscript is a book that has passed through several hands and is currently owned by Yale University.
17. The Voynich manuscript is written in a language that is not understood, and its author is unknown.
18. The Beale ciphers, also known as the "Beale Papers", are a set of three encrypted texts that are said to lead to a treasure buried in the United States.
19. The Beale ciphers were written by Thomas Beale in 1820.
20. Only one of the Beale ciphers has been resolved, with the help of the Declaration of Independence of the United States.