A faded reminder of what was once a common sight in London during the Blitz.

Human-made caves excavated to hide a secret society of wealthy pagans.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

English antique dealers with a taste for the unusual.

An ancient city exhumed from the depths of the ocean.

There are hundreds of secret WWII bases hidden in British forests. Built to fight a Nazi invasion, they remained unknown for decades.

In a sleepy village in Oxfordshire, the visionary English writer's gravesite attracts a yearly pilgrimage.

This plaque remembers a grave mistake that led to one local woman being buried alive.