A hidden church in a hidden courtyard tells the story of the Miracle of Amsterdam.

Amsterdam's former hotspot for public executions and dissections.

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

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

An Orthodox church built by the Royal Family for the Russian community exiled to the French Riviera.

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

Regency-era excess on the English Coast.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

The once highest point in China blends symbolic design with a kick of adrenaline.

The birthplace of modern China.

The powerful party began with a secret meeting in this shikumen in 1921.

The embalmed remains of the communist leader lie within a custom crystal coffin.

The most famous location in China was home to whole dynasties worth of imperial rulers.

This statue commemorates the meeting of the most influential minds of the women’s rights movement.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

Since 1947, this living history museum has been providing an immersive look at life in Plymouth Colony.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

The site of Paul Revere's historic two lantern warning.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Two thousand artifacts from around the world collected by one woman who loved to travel.

The only structure left with direct ties to the Salem witchcraft trials of 1692.