A perilous medieval road leading right into the sea.

Both church and state get put to the torch in this annual festival in the "Bonfire Capital of the World."

This charming, narrow-gauge railway in the Thames Estuary is sometimes referred to as the "Train to Nowhere."

An abandoned World War II tank left to rust in the downland.

This foreboding medieval castle was twice besieged by barons rebelling against the English king.

This reconstructed Norman castle is the world's most accurate, from location to livestock.

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.

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

The world's oldest model village.

All unmarked mute swans on the Thames are owned by the Queen per a tradition that began in the 12th century.

A replica of the steam engine that hauled Queen Victoria's Royal Train is on display at Windsor.

A giant roundabout made up of six smaller roundabouts can befuddle the uninitiated.

Locals call it the "Give Peas a Chance" bridge because of its distinct graffiti.

London's marvelous wildfowl reserve along the Thames.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

The bones of two medieval royal lions were discovered at the historic fortress.

Scattered throughout London are ancient remnants of the city's former bounding wall.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

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

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

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

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.