This underpass became an unlikely piece of cinematic history after its appearance in 'A Clockwork Orange.'

Chelsea's soldiers were given strict orders when crossing this historic bridge.

This astronomical clock is the second oldest in England.

This hill and tower are steeped in legend, from King Arthur to the Holy Grail.

Carved initials which are nearly 500 years old preserve the deposed Queen's presence at Hampton Court Palace.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

Ancient human remains unearthed around the iconic monument.

A recently restored Shoreditch landmark with ties to Jack the Ripper.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

In the ruins of Glastonbury Abbey lies the alleged resting place of the legendary king.

The commemorative stone column conceals a secret laboratory.

This beautiful deer park was built so King Charles I and his court could go hunting while escaping a deadly plague outbreak.

Seat of the Duke and Duchess of Devonshire for centuries.

With lush plants and flowers, huge trees, ponds, and hidden monuments, this place feels a bit like discovering Narnia.

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

This one has sailed five times as far as Sir Francis Drake's famous ship.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Follow the original medieval paths that wind through this intriguing section of the city.

A open air theatre built on a cliff by an eccentric British woman.

Pop culture has helped to keep this iconic British building from being destroyed.

Fascinating town where normal life interfaces with the occult.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.