It may appear to be a fancy junk yard, but each item has a story to tell and a lesson to impart.

Once defending the city of New Orleans from invasion by sea, this fort faces an uncertain future.

This abandoned amusement park was built on a site with a dark history.

Where the Great Wall of China meets the sea.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

Beirut's thinnest building was the result of feuding brothers.

This historic mini-suspension bridge was swept away once but is now here to stay.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.

For centuries no one knew there were hundreds of bones and precious artwork hidden beneath this Swiss church.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

Described as one of the Baltic region’s most daring and original construction projects.

This hilltop ruin is of the hundreds of stone columns built in tribute to the first German chancellor.

Visible at low tide, this rusting vessel is one of the last surviving examples of the X-Class "Midget" submarines.

A somber memorial honors the hundreds of thousands of lives lost at this labor and extermination camp.

Built to transport German U-boats through the never-completed Masurian Canal, the locks near this Polish village are now home to a rope course.

This Parisian fountain is a little bit fantasy and a little bit nightclub.

The ruins of a once prosperous power station have become a mouldering seaside gem.

The remains of what was once the world's steepest passenger funicular.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

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

An abandoned skate park located in the middle of the wilderness.