The hidden ruins of an old hydroelectric plant reclaimed by nature.

A micro-communist utopia in Spain with no police, no mortgages and full employment.

Hidden behind a wall, Spanish nuns distribute their signature sweets on a revolving tray.

This local emblem is the oldest and largest dragon tree in the Canary Islands.

The ruins of a medieval castle linked to the murderous French lord that inspired the famous legend of Bluebeard.

A local student's chance encounter with Keith Haring led to the creation of one of Europe's largest murals.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

An abandoned Cold War missile radar site.

A fantastical group of cliffside stairways, bridges, and twisting paths carved out of stone provide a surreal coastal hike.

Mineral springs believed to hold therapeutic properties draw in visitors from all over.

The “City of Stairs” sits high in the Andes, above the world’s largest underground copper mine.

The gorgeous murals at this open-air museum form the largest street art collective in Chile.

Buying your medicine at this particular pharmacy is like taking a trip back in time.

Hand-made memorials and a wish-granting murderer lie within this seaside pauper's cemetery.

This historic Chilean cemetery is the burial place of hundreds of European and American freethinkers and non-Catholics.

Pivotal home of Nobel Prize winner Pablo Neruda.

This observatory high on a hilltop in the center of Santiago got its start in 1852.

A museum founded to reflect on and remember the human rights abuses under Chilean dictator Augusto Pinochet.

A fantastical and futuristic temple of light built from nine monumental glass veils.

A beautiful deserted greenhouse in the middle of a park.