An ancient burial ground believed to have been used for ritual sacrifice.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Ozymandias’ time-keeping temple.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A tiny village in Wales claims the name of a noble medieval hound slain for a crime he didn't commit.

The whimsical twist of this spire was either caused by the Devil, an unexpected virgin, or lead.

Astonishing rock formations dot the Brimham Moor landscape.

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

An 18th century monument regularly tagged with unsettling graffiti referencing a 1940s unsolved murder.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Rebuilt remains of a temple to Roman god Mithras.

A real-life Professor Snape once taught in this Welsh university building, which students of course nicknamed “Hogwarts.”

A strange egg in a mucky bog of western Ireland marks the spot of an aviation milestone.

Near Birmingham, England three and a half miles of top-secret tunnels housed a World War II “shadow factory” and a Cold War nuclear bunker.

This charming railway is one of the oldest and steepest funiculars in England.

The longest and tallest aqueduct in Britain can actually be sailed across.

A small village in two different countries.

Founded in 670, this ancient mosque is an architectural time portal.

A seemingly simple canyon that was the backdrop to a number of famous movies.

Buildings from the fictional planet of Tatooine still litter the Tunisian desert.

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

The haunting complex honors the millions of Ukrainians who died in the forced famine under Soviet rule.