History is waiting to be discovered.

These underground tunnels house the remains of over six million people.

Originally designed to defend the East River, Fort Totten is now open to the public.

Meet the many men who proved the Nazis wrong and learn about the fascinating ways in which they pulled off the impossible.

From Iceland to Ethopia, these stunning structures are must-sees for theists and agnostics alike.

Journey into the past.

Decaying buildings, sand-swept streets, and a sense of suspended time make these towns well worth a visit.

Randall Sullivan's new book is the perfect complement for any history buff. 

Peer into prehistory.

Venture below the surface for our planet's most spectacular views.

Hidden in the lush coastal forests of Malaysia is a jungle cemetery with a haunting history.

A Journey Through Tudor England explores the building's infamous executions and the "graffiti" left by doomed prisoners.

Stroll the foggy streets Bethnal Green, a historic London neighborhood haunted by the wartime Bethnal Green Tube tragedy of 1943.

These weird, beautiful destinations will fascinate any world traveler.

What secrets lie hidden on this isolated island?

Peer into the underworld through these fiery earthly portals.

The world is a mysterious place.

Buried deep beneath the streets of Liverpool is an underground world that defies explanation.

Step inside the Cross Bones Graveyard, London's mass burial ground for prostitutes, beggars, and thieves.