Imposing, impressive and often beautiful in their decay, these 12 abandoned towers and vacant complexes are among the tallest in the world.

Who's your Caddy? The 10 graffiti-encrusted Cadillacs at Cadillac Ranch, just outside Amarillo, Texas, have left their highway cruising days far behind.

Soaring skyscrapers that should have been majestic additions to Bangkok's skyline have been abandoned for over a decade, rusting and crumbling in urban ruin.

Aqueducts, those most triumphal examples of Roman arched architecture, have been displaying the engineering genius of the ancients for tens of centuries.

These 10 abandoned zoos, formerly places bursting with life, laughter and wonder, are all that remains after the cages are emptied and wildlife moves on.

As dozens of decades-old nuclear missile silos slowly slip into disrepair and decay, a precious few are taking on new life as pre-apocalyptic family homes.

Cooling towers have come to symbolize power plants around the world but some of these hourglass-shaped "towers of power" show an unexpected artistic side.

Photographer Michael Eastman spent years traveling America and capturing the unique patina of abandoned places, telling stories of our collective history.

The above-ground world is far from being the whole story. There's another world beneath our feet - one that many of us never see - like these 6 amazing spaces.

What really happens out at sea when every single living person on a ship simply disappears into thin air? These ghost ships all share one thing: bizarre secrets.