This historic Amsterdam bar used to accept sailor's monkeys as payment.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

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

A public urinal so pretty, it was declared a national monument.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

A poignant museum dedicated to the history of the Dutch resistance against Nazi occupation

A unique work of automotive art calls this shopping center home.

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

This cheese shop also houses a museum devoted to Dutch dairy.

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

This aromatherapy shop and mini-museum cofounded by the Sigur Rós frontman documents Icelandic history through scents.

The first woman to become a member of the parliament of Iceland.

A monument dedicated to the civil uprisings that took place during the Pots and Pans Revolution.

This tiny museum's sizable collection is jammed into a former underground public toilet.

An encyclopedic collection of mammal penises.

The largest whale museum in Europe allows visitors to walk among life-size giants.

This monument to one of the largest science fiction games of all time bears the names of hundreds of thousands of players.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

A relatively obscure antihero from the Marvel Comics universe adorns a wall inside Iceland's main airport.

Medicinal spa created with the discharge from a geothermal energy plant.