Towering high above the neighborhood of La Candelaria, the church is easily recognizable by its distinctive red-and-white striped facade.

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

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

A major pre-Columbian archaeological site in central El Salvador.

Padre Delgado, a leader in the fight for Salvadoran independence, is buried in this stunning Brutalist cathedral.

Antoine de Saint-Exupéry's 1943 book shares a surprising connection with El Salvador.

A Mayan village preserved for centuries in volcanic ash.

Two stone columns flank the grand Venice square, but there were supposed to be three.

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

Venice's "Island of the Mad."

Formerly Yugoslavia's "forbidden island," this sleepy little city still holds the abandoned remains of military strongholds.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

This brothel-turned-restaurant features plenty of surprises and elaborate, extravagant architecture.

A hidden three-foot-wide house separates these two regal churches.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

The stunning interior of this Gothic church is covered in ornate gold details.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

France's national museum of scientific and industrial instruments.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

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

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

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