Destruction from Armenia's 1988 earthquake inspired an artist's sculptures of scrap metal.

This little medieval church hidden in the center of Yerevan was lost and rediscovered—twice.

According to legend, this cavern holds the passage that Persephone used to travel to and from the underworld.

The secret wartime bunker built on the platforms of an abandoned Tube station.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

This striking statue brings a scene from the African savannah into central London.

Heralded as the oldest statue in London.

The next-door homes of two very different musicians, George Frideric Handel and Jimi Hendrix.

This hidden labyrinth offers walkers some brief peace of mind.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

The magical, mossy forest that inspired 'Princess Mononoke.'

An enormous pair of straw sandals woven in the traditional way—to keep demons at bay.

For hundreds of years, participants in this Japanese festival have been making babies cry to ward off demons.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

Tragic reminders of the 1945 firebombing campaign over Tokyo still haunt this bridge.

A never-finished memorial to the heroes of the Napoleonic War has become "Scotland's Folly."

Egyptian Revival movie palace abandoned for decades and restored in 2013.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

A little piece of Oxford's overlooked industrial heritage.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

A significant example of Czech cubist architecture—a style you won't find anywhere else in the world.

This crumbling coast and its teetering tower are literally filled with history, but they are also at great risk of becoming history themselves.

The remains of a magnificent medieval fortress that was the capital of a vast empire.