A serpentine highway twists and turns over the treacherous Norwegian Sea.

Home to three historic ships from the age of Vikings.

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

A stunning architectural yet functional feat, towering over Oslo.

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

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

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

This 19th-century fountain's namesake animal isn't what you think it is.

Giant topiary dog once played a role in a terrorist bomb plot.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

The world's oldest bookshop still in operation.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

One of the smallest bookstores on the planet.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Entire apothecaries are on display at this Lisbon museum, which explores the history of medicine.

A stone marker and sculpture in the city of Riga stake a claim for the very first community Christmas tree.

Once part of an ancient international harbor, it's now an all-you-can-eat shrimp buffet for flamingos and other water birds.

In Egypt's expanding metro area, many of the neighbors are dead.

Located near Cairo's El Korba district, the abandoned mansion continues to inspire mystery and rumor throughout the city.

This giant sculpture made of trash is a critique of society's wastefulness.