
audiobook
The cover image was created by the transcriber and is placed in the public domain.
THE Underground World:
ILLUSTRATIONS.
I.
II.
III.
IV.
V.
VI.
VII.
Dive into the hidden realms beneath our feet, where miners, caves, and ancient tunnels tell stories as vivid as the surface world. The author blends clear explanations of geology and mining techniques with lively personal encounters, making complex processes feel approachable. From coal seams in England to volcanic vents beneath the sea, each chapter opens a new window onto the forces that shape our planet.
Interwoven with sketches and first‑hand anecdotes, the narrative follows daring descents, unexpected accidents, and the daily rhythms of underground life. Readers meet curious characters—a novice miner learning the ropes, a Siberian exploration party chasing black stone, and even the creatures that thrive in darkness. The book’s breadth, enriched by collaborations with experts, offers a panoramic yet intimate portrait of the subterranean world, inviting listeners to imagine the pulse of life far below the light of day.
Language
en
Duration
~30 hours (1743K characters)
Publisher of text edition
Project Gutenberg
Credits
Produced by Chris Curnow, Christian Boissonnas and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive)
Release date
2018-07-04
Rights
Public domain in the USA.

1835–1896
A restless 19th-century journalist and traveler, he turned war reporting and globe-spanning journeys into vivid books that brought faraway places to young readers. His adventures ranged from the American Civil War to voyages across Asia and beyond.
View all books
by Thomas Wallace Knox

by Thomas Wallace Knox

by Thomas Wallace Knox

by Thomas Wallace Knox

by Thomas Wallace Knox