About the book: 1973 / Stanislav Vladimirovich Maltsev lives in Tyumen. Our publishing house has already published his book for younger schoolchildren - “About the Bunny Petya”. The book “The Forgotten Cave” includes two stories telling about the life and adventures of two fifth-grader friends - Chumakov and Ryzhov. They live in the Tyumen region, famous for its natural resources, especially oil and gas deposits. This book tells about the friendship of children with geologists and interesting pioneering deeds..