One of the most breathtaking railways in Europe also takes one of the steepest climbs, from fjord to mountain plateau.

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

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

Walk 2,300 feet above the ground on the "Troll's Tongue."

The tiny, studious rodents greet visitors to the National Archives of Finland.

Architecturally stunning library serves as the hub of Finnish scholarly life and culture.

This insurance company building reminds customers that witches, bears, and gnomes are out there, best be insured.

An alien church provides much needed silence in the midst of a Finland shopping center.

This irregularly shaped sea fortress has defended not one but three different sovereign states.

A subterranean house of worship carved right out of the bedrock.

Disused seaplane hangar gets a second life as the jaw-dropping home of Estonia's museum of maritime history.

"There's nothing there," and other lies the KGB told us.

A black cat protests the City Guild in Riga's Old Town.

Where a Japanese government official issued transit visas to Jews fleeing from Nazi-occupied Poland.

A century-old prison in the heart of Vilnius is now a lively bar, dance club, and artist residency.

This former KGB building is now a museum memorializing the people who suffered during the Soviet regime.

An abandoned masterpiece of Soviet Brutalist architecture.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

A 300-kilogram egg sculpture that embodied a neighborhood revival.

The largest airborne operation in history was launched to capture this bridge.

The largest bell in the world has been swinging high above a Cologne cathedral for almost a century.

The last bastion of Roman presence north of the Alps looms over a German town.

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

Dedicated to the American general whose reply to a German demand for surrender was simply "Nuts!"