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

The body of at least one victim of a construction accident was left behind in the collapsed pylon, buried under tons of concrete.

This temple to the sturm and drang of Richard Wagner contains a dragon's cave and reptile zoo full of living "dragons."

Residing along a busy thoroughfare, this sculpture urges passersby to consider the future.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

This "floating railway" is one of the world's oldest monorail systems.

This painted Lego bridge is the product of over a century of locomotive history.

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

The world's biggest pet store.

This monolithic slab of art metal crowns a German slag heap.

An industrial relic is now one of Europe's most staggering art spaces.

This massive steel pyramid can be entered by a set of jagged steps that let visitors stand in its heart.

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

The costumes depict the Kurent, the star character of the annual Kurentovanje festival.

In a city filled with Frank Gehry buildings, one stands out as one of the architect's weirder works.

The only urban monument in the world designed by the great surrealist painter Salvador Dalí.

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

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

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

A quaint Russian village in the middle of a German metropolis.

Known simply as "The Hand," this famous public sculpture in Berlin was featured in a Depeche Mode music video.

A tree-like building perches on its trunk in the Steglitz neighborhood of Berlin.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

This German monument honors the so-called "Prince of Mathematicians."