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

A set of parking garage escalators doubling as a historical overview of Rotterdam.

A bridge that has seen many reiterations over its lifetime.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

The ruins of a medieval bridge are visible inside a Prague Metro station.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

A Jenga-style cylindrical tower of books that appears to go on forever.

Macabre astrological automaton clock dating to the late 1400s.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

Some "pardoned" Fallas are kept together and preserved in this museum instead of being burnt

When you enter this complex it is like walking onto a Sci-Fi film set.

An eerie collection of the surviving structures from a past celebration of the future.

One of the longest wooden benches in the world snakes around Geneva's Treille Promenade.

This peaceful open space below Geneva's famous cathedral is full of art and history.

A well-worshipped shrine to the Virgin Mary nestled inside the last of Zagreb’s historic gates.

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

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

A modern and feminist reinterpretation of the famous Wallace Fountains.

Rainbow arches made of shipping containers grace the entrance to one of France's largest seaports.

Lego blocks now patch Rouen's WWII scars.

No one knows the story behind the mysterious feline perched on this rooftop.

This stone angel is one of the biggest caryatids in all of Paris.

A large portion of this navigable canal runs under Paris's famed boulevards.