Abandoned railway line circling the city of Paris.

Terrifying derelict military hospital once housed a recuperating Hitler.

This lovely university observatory continues to sit abandoned since its potential savior was sent to jail for fraud.

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

This Costa Rican topiary park is a surreal garden of unearthly delights.

Caves famous for the dragon-slaying saint who lived there.

Crooked windswept pines give this old forest an enchanted and magical look.

The sunken structure looks like the victim of a catastrophic flood.

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

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.

A vinyl-lover's Shangri-La.

A Seattle oddities shop brimming with Victorian-era gems and antique curio.

This Puget Sound military post has a long, turbulent history as a gateway to the Pacific.

Providing the soundtrack to the golden years of the Seattle grunge scene.

Browse through roughly 130,000 titles in the world's largest independent video rental store.

This remarkable collection devoted to the study of fish includes 1 million preserved specimens from all around the world.

This graveyard contains markers and monuments dedicated to some of the darkest chapters in Washington's history.

What's that on the side of that building? Va Va Voom, it's Bettie!

A sliver of nostalgia in Seattle's Viretta Park.

Spanning an elevation of 160 feet and containing 388 steps, this is Seattle's longest staircase.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

This painted blacktop brings the classic arcade game to life.

Essence of hound's tongue and tincture of bloodroot are just the tip of the herbalist iceberg at this beautiful, impressively-stocked apothecary.

Couple's personal collection of pinball machines turned public pinball museum.