Amsterdam's Red Light District leaves little to the imagination.

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

This massive mural by famed pop-artist Keith Haring was hidden for almost 30 years until its 2018 rediscovery.

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

The history and future of cannabis.

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

Museum preserving torture methods from the past.

A floating cat sanctuary on an Amsterdam canal.

The celebrated eyesore created by starry-eyed sweethearts.

A melancholy jester sits on the grave of a famous 20th-century ballet dancer and choreographer.

The site where two doves fell in love.

One of Jeff Koons’s largest sculptures and his first commemorative work.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

This facility has manufactured stunning tapestries for France's royalty ever since the 17th century.

This emotive sculpture was originally created for the 1878 World's Fair.

This lesser-known Frank Gehry building houses a treasure trove of cinema history.

Claude Monet was baptized in this lavishly ornate Paris church.

The video game-themed street art first popped up in the French city.

A short distance from the Eiffel Tower is the final resting place of several of the city’s more well-known and interesting characters.

A 400-year-old church covered floor to ceiling in ex-voto offerings from the faithful.

A simple plaque on the facade is the only reminder that the treaty ending the American Revolution was signed inside.

The tomb of history's greatest potato promoter is surrounded by tubers.

Saintly bones pressed into a wax effigy of a Catholic superstar.

The industrial architecture honors the laborers who brought the Exposition Universelle of 1900 to life.