Amsterdam's former hotspot for public executions and dissections.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

This towering church is home to a world-famous organ and a treasure trove of medieval art.

This giant sculpture made of trash is a critique of society's wastefulness.

Ancient catacombs form the foundation for this Rococo orgy of a church.

The stunning interior of this Gothic church is covered in ornate gold details.

Elaborate tile work in this railway station tells the story of Portugal.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

A hidden three-foot-wide house separates these two regal churches.

This public art pays homage to the baseball legend and civil rights icon and his time in Montreal.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

Every year, the colorful murals of Montreal get a complete makeover.