Secret materials. Explain the inexplicable. Martino S.

Encyclopedia “Secret Materials” will tell you about the strangest and mysterious stories and objects that for many years - and sometimes centuries - do not leave the imagination of people.

The thing is true? Is it possible to travel into the past? What is a UFO? Are there people with superpowers? Are ghosts and sea monsters real?

Do you find out where and when a mysterious event happened, study all the facts, evidence and testimonies of witnesses today. What is behind mysterious incidents, over which many generations of people rack their heads. Maybe you can solve ancient secrets?

for secondary school age.