This legendary city has been a tourist attraction for centuries.

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

The final resting place of many of Germany's most famous communists.

These brass bunnies honor the rabbits that dominated the no-man's-land around the Berlin Wall.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

Berlin's old airport.

A 12th-century fortress containing some of Berlin's oldest buildings.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

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

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

A fascinating insight into daily life in the Eastern Bloc.

A collection of abandoned typographic signs from Berlin and beyond.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

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

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

The most visited, and possibly most controversial, museum in Germany.

A swaggering, monumental souvenir of the most extravagant party Montreal’s ever thrown.

The vaulted ceiling is home to a scurry of “squirrelgoyles.”

This hidden park hosts a rogue’s gallery of eccentric architectural obelisks.

Its columns were all carved from the same white oak tree.

Montreal's colorful subway station shows its support of the local LGBT+ community.

A massive Montreal stadium that has seen nothing but trouble since its inception.