... Many topics were associated with this story of the death of a group of tourists - and the secrets of missile flight, and radiation from nuclear weapons tests, and the secrets of injuries, and the riddles of the natural element, and the riddles of human behavior. But in order to understand what happened on the fateful night from February 1 to 2, 1959, it was necessary to put all the facts and events in their place - when, where and under what circumstances they happened.