An officers prison camp believed to be impregnable by the Germans saw over 30 successful escapes.

This strange building looks like a medieval fortress crashed into a 1960s Brutalist office block.

Oberweissbacher Bergbahn - a broad-gauged cable car capable transfering railcars.

Remnants of a cone-shaped Nazi bomb shelter.

This old wooden funicular railway leads to a cemetery in the forest.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.

The bells remain in a shattered heap exactly as they fell when the church was bombed in World War II.

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

The abandoned mine where American troops discovered a treasure trove of art and artifacts hidden by the Nazis.

There are two dozen tanks just sitting in an open field in Lower Saxony.

This 8th-century Bavarian monastery is home to an exquisite Baroque-era library.

A preserved Nazi labor camp now has a Holocaust museum on site and memorials to the thousands that died while imprisoned at the camp.

The largest brick bridge in the world.

A stunning two-story timepiece within a medieval Brick Gothic church.

Solar observatory doubles as a daring display of Expressionist architecture, much to Einstein's chagrin.

The medieval institution is home to the precious treasure stolen in World War II in one of the greatest art thefts of the 20th century.

This Rococo church is known as the most beautiful village church in the world, and does not disappoint.

An ornate century-old elevator still connects the two halves of Bad Schandau.

This former Nazi castle was built as a school to train what would have been the future of the Third Reich.

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

Tiny memorials honor individual victims of the Holocaust.

Germany's Glienicke Bridge has a shady history of clandestine meetings, espionage, and spycraft.

A Nazi concentration camp and Anne Frank's place of death.