In 1912, a famous antiquarian and bibliophile Wilfrid Michael Voynich, incidentally, the husband of the author of a very popular at one time in our novel “Gadfly” Ethel Lillian Voynich, bought on occasion from the Jesuits amazing book from the collection of a famous medieval scholar and Jesuit monk Athanasius Kircher (Athanasius Kircher).

The ocean is good at keeping its secrets. Thousands of missing sailors, hundreds of ships that have disappeared into the abyss without a trace - throughout history, the ocean has taken many lives. Many sea disasters will forever remain a mystery, beyond the control of modern researchers, despite the arsenal of technical means. One of them is the strange disappearance of the sailing ship Copenhagen in 1928.

The death of the Dyatlov group in 1959 still stirs the mind. And the more time passes, the more difficult it is to imagine the circumstances in which the tourists found themselves. In January 1959, a group of 9 people went on a ski trip across the Northern Urals. In 16-18 days the tourists planned to cover about 300 kilometers and climb two peaks.