A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Iceland's largest geothermal mud pool is a little bit haunted and a little bit dangerous.

This unassuming alcove in London’s famous Tower Bridge once served to capture, store, and display dead bodies from the River Thames.

One of the oldest continuously-operated gay bars in the United States is allegedly haunted by Truman Capote and Tennessee Williams.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

This tiny chapel next to a highway provides weary travelers a place to rest, pray, or maybe even get married.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

This dramatic rail curve was once the target of a failed Nazi attack.

A soon-to-be-forgotten roadside spectacle loaded with local lore.

This is the oldest Roman-made bridge in the city still existing in its original state.

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

This tiny home was originally a narrow alleyway.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

What might be the oldest living tree in London has survived fires, bombings, and estate agents.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

This hidden Art Nouveau courtyard is an opulent feast for the eyes.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.