A Catholicism-themed restaurant where sacrilege is on the menu.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

His "Lionheart" is entombed separately from the rest of his body.

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

A collection of housewares from recent Irish history adjoined by a tower from ancient Irish history.

This luxury hotel suite is located deep in the bowels of an old mine.

If there is one thing you don't want to be in Sweden during Christmas, it's a Yule Goat.

Bring your hiking shoes, wool socks, and thermal underwear for a stay in these cozy forest huts.

The second oldest anatomical theater is housed in a museum of curiosities.

A nightly tradition fills the streets of Flogsta with a collective scream.

These gutted monastery ruins still stand proudly in the middle of the Italian countryside.

This sword isn't waiting for a king to pull it out. It was placed there by a saint.

Medieval torture techniques with a modern conscience.

Da Vinci's equestrian statue, 500 years in the making.

The odd depiction of the Virgin Mary and baby Jesus is rooted in the Catholic Church's eradication of Catharism.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

Two awe-inspiring globes from the reign of the Sun King hang from the ceiling of France's national library.

An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

No one really knows how these old hobby horses got here, but the herd keeps growing.

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

St. Mary's Asylum was isolated and abandoned before being converted into a Bed and Breakfast.