"Smoky God; or, A Journey into the Inner World" - a book written by the author Willis George Emerson, which tells the exciting story of the discovery of the inner world of the Earth. The main character and his father go on a sea voyage and come across a mysterious volcano, which leads them to a mysterious underground civilization. The author skillfully describes adventures, encounters with strange creatures and the discovery of the mysterious secrets of the inner part of our planet. "Smoky God; or, Journey to the Inner World" is an exciting and unforgettable journey into the world of adventure and mystery, which will leave readers captivated from the first pages to the last.