This abandoned prison castle has become an imposing gallery of graffiti art.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

A walk through the historic city center, under the streets of Seattle.

The ghostly remains of an accidental sea.

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

A crumbling hospital from the 1850s on Roosevelt Island.

The fairy tale castle of the "fairy-tale king."

A fiery crater has been burning in the Karakum Desert since 1971.

This airfield is home to a number of retired vintage planes in various states of disrepair.

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