The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

A meteorite-bounded town in Bavaria.

The site of a concentration camp where inmates were made to take part in one of the largest counterfeiting operations in history is now hauntingly empty.

The "Prussian Versailles" that is as glorious today as when it was built.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

This unique Renaissance castle was turned into a home for Nazi occultism.

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

No need to strap in for a "ride" on this walkable roller coaster.

Super-heavy Nazi architectural experiment.

This historic stone bridge has an entire neighborhood clinging to its sides.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

Ruins of a German Castle on top of a towering stone pillar.

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

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

Portlandia is the second-largest copper repoussé statue in the United States.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

A history of heat is on display at this unique Austrian museum.

This stunning, out-of-the-way Croatian monument commemorates a community's uprising against occupying fascist forces.

An ancient knight and a symbol of the city's freedom.

A 12th-century fortress containing some of Berlin's oldest buildings.

Berlin's old airport.

This surreal memorial/cemetery is a necropolis of crumbling stonework and puzzle-shaped headstones.