The scars of a remarkably organized public protest to save 13 elm trees are still visible in this Stockholm park.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

This statue and park honor the Swedish chemist Jacob Berzelius, one of the founders of modern chemistry.

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

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

One of the longest footbridges in Europe.

Micro-nation based around a nine-story high illegally built tower.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

One of downtown Berlin's last reminders of its Communist past.

On the coast of Sardinia, a once-great mining village is finding new life as a coastal resort town.

A forest of immensely tall and unusually straight oak trees planted nearly 200 years ago to build naval ships that never came to be.

A railway, a waterway, and a roadway all in one, suspended over a rushing river.

This Swedish sculpture park is a unique combination of ancient ruins and modern art.

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

An otherworldly, fossil-rich cobble beach holds Viking graves, cairns, and other remains.

Archaeologists are still unraveling the secrets of the brutal massacre that wiped out this ancient fort.

This statue standing near Sweden's southernmost point was based on the grandmother of a modern movie star.

Sweden's southernmost point is located in this charming fishing village.

This innocuous-looking button may have been used to assassinate a king.

Tiring of digging out the door to this church for every service, it was eventually abandoned to the sands.

The northernmost point in Denmark is a turbulent sandbar created by two clashing seas.

An impressive collection of massive radio satellites.

Once the center of power for the region's various factories.

This declassified Cold War bunker hosts a large collection of Swedish aircraft.