The Land that Time Forgot.

'The Land That Time Forgot' is considered a classic of early 20th-century pulp fiction, known for its inventive world-building, action-packed narrative, and imaginative portrayal of a lost prehistoric world. It has inspired numerous adaptations in various media, including film, radio, and comic books, cementing its place in the realm of adventure literature. The story follows Bowen Tyler, an American passenger aboard a British merchant ship during World War I, which is torpedoed by a German U-boat. He and the survivors encounter a mysterious island called Caspak in the South Pacific, which is home to prehistoric creatures and the tribes living alongside them.