This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

These paved rills bring freshwater into Altstadt and could spell wedding bells for whoever stumbles into the waters.

This medieval cathedral houses stained-glass windows featuring saints and pretzels.

The site where a plot to assassinate Hitler was planned—and its conspirators were executed—is now a powerful memorial to the German resistance during World War II.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

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