Huge winged monument in the United Kingdom.

Seemingly straight out of a fairy tale, a steel chair sits on a tiny island only accessible by stepping stones.

One of the earliest large-scale "hyper" roofs in the U.K. is now a derelict roadside attraction.

The scene of the United Kingdom's most famous UFO incident, dubbed the "British Roswell."

WWII artifacts, including the building itself.

These quintessentially English stepping stones were built for Victorian tourists.

A seaside town with no sea in sight.

A collection of early 19th century trams set in a reconstructed period village.

The sanctuary seems to either float atop the water or sink into the dirt, depending on the water level.

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

Famously misunderstood wonder of the ancient world

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

A labyrinthine underworld of tunnels and caverns hides beneath the city.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

A fantastic castle rumored to be the birthplace of King Arthur.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

The wreck of a B-29 Superfortress now stands as a memorial left in the moors.

This chain of artificial lakes was an ideal test ground for the aircraft that would carry the "bouncing bombs" used by the WWII "Dambusters" squad.

A magnificent winding road through a steep valley, with deep natural caverns at the bottom

Some of England's last cave dwellers lived and worked within this huge cave.

Semi-precious Blue John stones have been mined in this cavern system for centuries.

The world’s first dedicated cloud observation platform.

This iconic Peak District ridge was once one of the busiest roads in medieval Britain.