Mid-17th century. The Tsar of Moscow Alexei Mikhailovich puts all his efforts into strengthening the state shaken by the turmoil, but does not forget about the future. The Siberian region is vast in space and has innumerable riches. Detachment after detachment goes into its depths in search of new “profitable lands.” So the Yakutsk fort has risen above the great Lena River, and the brave pioneers have already reached the Big Dog - the Yukaghirs and Chukhchas are being persuaded under the royal hand. And the mysterious land never ceases to amaze with its secrets, legends and discoveries... A new book by the famous Siberian writer, poet and translator Gennady Martovich Prashkevich is another gift to readers. Magnificent, figurative language, bright, memorable characters combined with an unforgettable Siberian flavor will bring true pleasure to all lovers of literary prose. Contents: The Secret of the Underground Beast The Secret of the Polar Prince