Nondescript elevator doors open to reveal a stunning, surreal world.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

Sniff the Titan Arum's rotting flesh.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

Iran's colorful terraces are a rare geological masterpiece.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Originally slated to become a luxurious resort, this structure is now a graffiti haunt reclaimed by nature.

The graffitied ruins stand hidden within the Pennsylvania woods.

Graffiti-covered ruins that were once part of a farm owned by a mental hospital.

Rusty pieces of metal jutting out of a breakwater are all that's visible of the 12,500-ton ocean liner that capsized just off the beach.

Abandoned in 2009, this once popular resort destination now stands frozen in time.

The remains of this early 20th century refinery loom on a mountainside like a graffiti-covered fortress.

Along this wire fence, travelers have been leaving a particular memento since 2012.

A world-class theater sits hidden in this remote town in West Iceland.

This oceanside Reykjavik spot is speckled with recycled sculptures and large stones.

Travel deep inside of Europe's second largest glacier in the world's largest man-made ice cave.

Puffin enthusiasts flock to Europe's largest seabird cliff, which over one million birds call home.

The Arctic Circle runs through this isolated spot north of Iceland.

An isolated, rusty phone booth commemorates Iceland's first international telegraph cable.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

A 30-acre garden inspired by the principles of modern physics.