A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

The final resting place of one of the brightest physicists of the 20th century.

Hotel designed by indie graphics artists.

George Martin's Caribbean recording studio now rots within the shadow of an active volcano.

42nd story Pyramid shaped penthouse tops Seattle's oldest skyscraper.

In this subterranean brick arcade, a small shop continues the ancient practice of bookbinding.

A house filled to the brim with oddities and curiosities.

An oddly poignant roadside attraction celebrating American folklore.

The burning of this 12th-century church kicked off a campaign of Norwegian Black Metal terror.

Stay overnight in the world's most sleekly designed rabbit hole, free of charge.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

St George's Leprosy Museum depicts the gruesome afflictions of those suffering from the disease.

Ruins of two abandoned stations destroyed by the power they sought to harness.

The former home of Norway's greatest romantic composer.

In downtown Oslo, a menacing and terrifying relief clings to a church wall.

Thousands of miniature bronze sculptures have taken over this city square creating a unique art installation.

The Brutalist building harbors an unusual inverted dome that swoops down over its central sacred room.

This floating sculpture of ice is a poignant reminder of nature's power.

The painter of "The Scream" is laid to rest under a stoic bust of himself in the humble corner of an Oslo cemetery.

Oslo's historic toboggan run has been letting thrill seekers slide from train stop to train stop for over a century.

A small collection of magic tricks and memorabilia is now an apartment-sized museum.

Tens of thousands of tiny bottles stuffed with various items.

One thousand trees were planted in Norway to be used to print books a century from now.

An artist's mausoleum with a haunting echo.