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

Cold storage for agricultural biodiversity.

Home to three historic ships from the age of Vikings.

Museum preserving torture methods from the past.

The man who gave his name to magnetic measurement is buried in the city where he did his best work.

This small exhibition displays equipment and artifacts once belonging to the feared Stasi secret police.

Metro station with a claim to rock n' roll fame.

The real life town from the Pied Piper of Hamelin has a mechanical puppet show that retells the famous story many times a day.

Cold war icon and onetime "hole" in the iron curtain.

The footprint of a frustrated devil in Munich's Cathedral.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Daily jousts and dancing barrel makers in Munich's mechanical clock.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

The fairy tale castle of the "fairy-tale king."

The curious underground history of keeping Paris clean.

Old Danish castle immortalized in Shakespeare's Hamlet.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Copenhagen's celebrated theme park and gardens.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

An enormous and lavish Gothic church in Czechia.

A surreal statue honoring Prague's favorite literary son.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

Synagogue built from the stones of Solomon's temple contains the golem of Prague.