This graveyard boasts a medley of diverse and imaginative funeral architecture.

In a quiet residential neighborhood, one restaurant fights to preserve heirloom corn, one tortilla at a time.

The ruins of an abandoned church mingle with the graves at Oaxaca’s General Cemetery.

A 16th-century monastery boasts a lush array of plants native to Mexico’s most biodiverse region.

Not the result of an accident, hurricane, or aliens, this is an eye-popping tribute to the Melbourne tram.

This modern pedestrian bridge on the Yarra River was modeled after an Aboriginal fish trap.

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

This ancient market is often referred to as the oldest shopping mall in the world.

Ancient ruins hidden underneath a modern luxury hotel.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

An ancient Roman temple first dedicated to an emperor's wife is now a church.

This limestone cave offers an incredible view of the Río Grande de Arecibo valley.

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.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

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

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

This small museum nestled inside a souvenir shop is dedicated to Sweden's most well-known toy.

An 11th-century runestone decorates the halls of Terminal 2 of this Scandinavian travel hub.

Stockholm's narrowest alley is barely over two feet wide.