Stalinist skyscraper built with help of cryotechnology.

World's largest bell sits on the grounds of the Kremlin in Moscow.

This giant steer-skull edifice refuses to die.

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

Terrifically morbid cemetary and site of famous Paracelsus' grave.

A proud bronze billy stands as an eternal symbol of Ireland's oldest festival, where a goat is made king.

A Mysterious Masonic tomb in San Luis Obispo.

A hotel and restaurant serving as the mecca of kitsch.

A lone cannonball remains lodged in the walls of the Hotel de Sens as a sober reminder of a revolution.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

France's most famous cemetery, with some of its most curious tombs.

Paris' linguistic guide to the international language of, yes, love.

Where the high court feasted, frolicked, and high courtesans put their royal lovers' diamonds to the test.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

A hidden "place of interment for gentlemen."

The most loyal of little dogs, or a Victorian era publicity stunt?

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

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

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

Catacombs turned marketplace.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.