Five Thousand Miles Underground; Or, the Mystery of the Centre of the Earth

Published in the early 20th century, 'Five Thousand Miles Underground' by Roy Rockwood is a science fiction novel that follows Professor Amos Henderson and his companions, Mark Sampson and Jack Darrow, on an expedition to explore a mysterious hole on an island believed to lead to the center of the Earth. The story features technological marvels and challenges that test their bravery and ingenuity. Notable for its adventurous spirit and early depiction of underground exploration, the novel combines elements of friendship and invention in a fantastical setting.