Peer Inside the Mysterious Paris Catacombs
These underground tunnels house the remains of over six million people.
Norwegian Explorer Roald Amundsen Led the First Successful Expedition to the South Pole
Temperatures dropped below −70 °F on the grueling journey.
10 Survival Stories That Reveal the Power of the Human Spirit
In the face of death, these ordinary citizens did extraordinary things.
The 14 Most Beautiful Underground Caves Anyone Can Visit
Venture below the surface for our planet's most spectacular views.
Lost City of Z: The Mysterious Disappearance of Percy Fawcett
The explorer's disappearance continues to fascinate.
Antarctica’s Outposts: Abandoned at the End of the World
Across the unforgiving landscape of Antarctica are deserted outposts haunted by the ghosts of the past.
6 Famous Explorers Who Vanished from the Face of the Earth
They set off into uncharted territory and were never seen again.
