Journey into the Interior of the Earth (Version 2)
Author: first_name: Jules
last_name: Verne
Language: English
Year: 1871

A German scientist discovers an ancient runic message, which when translated proves to be a map to the center of a hollow Earth! The professor and his nephew then embark on a dangerous adventure down an Icelandic volcano to explore an unknown world in the interior of the Earth.  - Summary by the reader