Get ready for an amazing journey to the coldest and most mysterious land of our planet — the Arctic! Young researchers Vanya and Varya live among the endless snow and the northern lights with their smart dog Laika, who not only knows how to speak, but also knows all the secrets of this harsh region. An exciting adventure awaits readers together with this inseparable trio.: They will get acquainted with polar bears and walruses, ride on powerful icebreakers of the Northern Sea Fleet and find out what untold treasures are hidden under the permafrost. This book is a fascinating encyclopedia in the format of a story that will open the wonderful world of the Arctic to children, tell them about its unique nature, brave people and the most important riches that need to be protected.