There's an alien world beneath our feet

Published 17 Feb 2021, 11:14 GMT, Updated 27 Apr 2021, 16:33 BST
There's an alien world beneath our feet

explore videos

Science and Technology0:17

Stan T.rex

Science and Technology4:43

Volcanoes 101

Science and Technology3:29

Internet 101

Science and Technology2:55

Pushing the boundaries of technology

loading

Explore Nat Geo

  • Animals
  • Environment
  • History & Culture
  • Science
  • Travel
  • Photography
  • Space
  • Adventure
  • Video

About us

Subscribe

  • Magazines
  • Disney+

Follow us

Copyright © 1996-2015 National Geographic Society. Copyright © 2015-2024 National Geographic Partners, LLC. All rights reserved