Huge concrete structures designed as an early warning system for Britain to detect enemy aircraft.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

The forest that inspired Winnie-the-Pooh's Hundred Acre Wood can be found outside London.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

Rebuilt remains of a temple to Roman god Mithras.

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

A village on the east coast of England that has almost completely eroded into the North Sea.