On the clock tower at St. Anne's Church in Cork, you never know which face is telling the truth.

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

This European portal tomb has a capstone that weighs around 150 tons.

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

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

This city square dates back to the Scottish Enlightenment and was home to some of Scotland's brightest minds.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

The world's largest collection of witchcraft regalia.

This medieval sanctuary's tree-framed door looks like a portal to a mythical realm.

A miniature village mimics the surrounding buildings so well it includes itself.

Half-drowned wooden stumps and stone blocks are all that remain of a Victorian landing that was destroyed by storms.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

The fountain marks the area where hundreds of accused witches were burned at the stake.

This tidal island, a sacred site in early English Christianity, was the target of a notable Viking invasion.

An abandoned tank sits in an empty London lot as a symbolic middle finger to local city planners.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

Go inside to really appreciate this 500-year-old technological masterpiece.

The pile of books behind the dignified writer gave the statue a most undignified nickname.

Henry VIII's forgotten castle was built by the gunpowder-obsessed king to be defended solely by cannons.

The bar where "The Great Train Robbery" was planned was once a nexus of high society and low morals.