Underground Exploration

Want to see the bottom of the ocean? This researcher has the tools.

Science
Perpetual Planet

Want to see the bottom of the ocean? This researcher has the tools.

Want to see the bottom of the ocean? This researcher has the tools.

A last glimpse inside the world’s vanishing cave societies

History & Culture

A last glimpse inside the world’s vanishing cave societies

A last glimpse inside the world’s vanishing cave societies

Discover the secret underground world of Paris

History & Culture

Discover the secret underground world of Paris

Discover the secret underground world of Paris

First true millipede found with a record-breaking 1,306 legs

First true millipede found with a record-breaking 1,306 legs

First true millipede found with a record-breaking 1,306 legs

Beneath Paris lies a dark world of the dead

History & Culture

Beneath Paris lies a dark world of the dead

Beneath Paris lies a dark world of the dead

9 of Europe’s underground marvels

9 of Europe’s underground marvels

9 of Europe’s underground marvels

What Robert MacFarlane learned in the 'Underland'

What Robert MacFarlane learned in the 'Underland'

What Robert MacFarlane learned in the 'Underland'

World War I soldiers created underground art in the trenches.

World War I soldiers created underground art in the trenches.

World War I soldiers created underground art in the trenches.

Thousands of People Live in These Ancient Spanish Caves

Thousands of People Live in These Ancient Spanish Caves

Thousands of People Live in These Ancient Spanish Caves

This Underground Fire Has Been Burning for 59 Years

This Underground Fire Has Been Burning for 59 Years

This Underground Fire Has Been Burning for 59 Years

Legal

Terms of Use
Privacy Policy
Your US State Privacy Rights
Children's Online Privacy Policy
Interest-Based Ads
About Nielsen Measurement
Do Not Sell or Share My Personal Information

Our Sites

Nat Geo Home
Attend a Live Event
Book a Trip
Buy Maps
Inspire Your Kids
Shop Nat Geo
Visit the D.C. Museum
Watch TV
Learn About Our Impact
Support Our Mission
Masthead
Press Room
Advertise With Us

Join Us

Subscribe
Customer Service
Renew Subscription
Manage Your Subscription
Work at Nat Geo
Sign Up for Our Newsletters
Contribute to Protect the Planet

Follow us

Copyright © 1996-2015 National Geographic SocietyCopyright © 2015-2025 National Geographic Partners, LLC. All rights reserved