The book "The Planet Time Forgot" is a science fiction masterpiece by the famous author Donald A. Wollheim. The story unfolds on a mysterious planet, where time lives according to its own laws, and reality is constantly intertwined with fantasy. The protagonist finds himself in a world where long-extinct creatures begin to come to life, and the underground world hides many dangers. Mysteries, adventures and unseen wonders await the reader in this fascinating book, which perfectly combines science fiction and the adventure genre. "The Planet That Time Forgot" is a book that will become a favorite of both science fiction fans and lovers of exciting adventure novels.