Among the ostentatious rococo ornamentation of this church, an image of death cuts the life-thread.

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

In this brilliant blue spring in Germany, legend has it that a sad mermaid learned to finally laugh.

This statue has a painful history, but activists have since recontextualized it as a way to educate visitors about the dangers posed by fascist regimes.

Southern Italy's spinning top village.

Lines on the pillar of Heidelberg's Karl-Theodor Bridge record the dramatic heights of past floods.

In this German city center, the streets have no names.

It's good luck to be mocked by this monkey.

A larger-than-life monument to the inventor of the Bunsen burner.

Its frescoes depict the likeness of Marshal Tito, Karl Marx, and Friedrich Engels burning in hell.

Petting this mysterious iron monkey supposedly brings good luck.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

A curious cave church carved into the face of a cliff.

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

This doorless 20th-century elevator doesn't stop or slow down.

An ancient Roman relief beautifully preserved on the façade of a house.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

This mine is home to the largest man-made hole in Europe.

A moving memorial to the fallen and missing from WWI trenches.

This haunting sculpture stands as a memorial to the torture victims of the Brazilian military dictatorship.

This public elevator links the lower city to the upper city of Salvador.

You feel like you're in a forest, but you're actually walking amidst the branches and trunks of a single giant tree.

A Tudor-style castle in Brazil holds one of the world's largest armory collections.