The Tunguska Mystery
There have been many theories about what struck the Earth in central Siberia in 1908 with the force of 3,000 atomic bombs causing millions of trees to topple over and many still standing trees to lose all their branches. However, despite many expeditions and the efforts of generations of Russian scientists, technicians and others, the mystery has been very difficult to solve. This book explores the investigations into what hit Tunguska in 1908, the discoveries made and the questions that remain unanswered.
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