London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

On Japan's Tashirojima Island, cats are king.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

An Oxford museum where visitors can have tea with the Mad Hatter and climb through the wardrobe to a fantasy land.

The final resting place of one member of the Amistad slave revolt who never made it back home.

A tribute to the truly loyal dog who waited outside a hospital for his owner to come back.

A famed data visualizer's personal sculpture garden is a landscape of modern and megalithic wonders.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

Perhaps the most scandalous statue of America's first president.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."

The country's oldest continually-operated mini golf course lies hidden in plain sight, eclipsed by one of D.C.'s most popular tourist attractions.

A wondrous old library overlooking the nation's capital.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

The United States Capitol's former columns still stand.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

A 19th century artistocrat's mansion, turned into a library, hidden in a modern library.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

A unique Holocaust memorial tells the personal stories of the Jewish residents exiled from greater Berlin.

Berlin's oldest surviving academic architecture hosted decades of animal dissections.

A collection of abandoned typographic signs from Berlin and beyond.

This lovely little bridge hidden in a Switzerland gorge is essentially a fairytale.

An icy lake tucked among jaw-dropping alpine panoramas.