With a design inspired by traditional Latvian textiles, this monument honors the Latvian people who suffered under Soviet occupation.

Latvia's symbolic mountain-shaped national library is home to millions of cultural tomes.

This former Nazi labor camp is now a poignant memorial, complete with giant Soviet-style monuments.

Extremely famous in his native country, this Cracovian painter is all but unknown beyond Polish borders.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

The celebrated eyesore created by starry-eyed sweethearts.

An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.

Home to Alan Turing, the cracking of the Enigma code, and Captain Ridley's shooting party.

One of the first canal boat-lift inclines ever created.

This bridge is the first to be made entirely from iron, but designed like it was still made of wood.

A 13th-century fortified manor house that was once sieged during the English Civil War.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

In downtown Oslo, a menacing and terrifying relief clings to a church wall.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

Beggars were miraculously "cured" of their fake ailments when they returned home to this 17th century Paris slum each night.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

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

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

The sculpture of the deceased cockatoo flops atop its personal plinth.

The world's largest collection of ship figureheads includes figures from legends and history alike, from Sir Lancelot to Abraham Lincoln.

This artificial lake surrounded by Brutalist architecture served as a stand-in for futuristic Britain in Stanley Kubrick's 'A Clockwork Orange.'

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