Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

The world's only museum devoted to the wonders of fluorescence.

The attic of a four-century-old canal house hides a clandestine church.

Amsterdam's former hotspot for public executions and dissections.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

The history and future of cannabis.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

According to this bar, God gave an “11th commandment” to Antwerp: Thou shalt drink beer.

The legendary giant's severed hand sits on Antwerp's popular shopping street.

This ordinary street was made infamous by a legendary visit from the devil.

This poignant sculpture of a gnarled weapon is a symbol of non-violence.

Copenhagen's celebrated theme park and gardens.

Bored potato-guarding Nazis etched their thoughts onto a brick storage building in Copenhagen's Meatpacking District.

Hans Christian Andersen for the postmodern world.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

This chimerical bridge/tunnel appears to dead end right into the sea.

Swedish skyscraper with a 90° twist.

Swedish mice can dine at the Nuts of Life restaurant or take a date to the amousement park.

This millstone commemorates a gruesome tale that may have been the source of the city's name.

Wax models of disease and deformity are on display at this German medical museum.

Model Trains and Much More in Hamburg.

One of the world's few mounted blue whales, its jaws are hinged open allowing visitors to descend into a lounge.