Named for a doctor who made a breakthrough in London’s cholera epidemic, this 1800s pub was also the site of a queer “kiss-in.”

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A naturally mummified 2,000-year-old man.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The ritual has been performed uninterrupted for nearly 700 years.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Hidden in the courtyard of the Victoria and Albert Museum is a little-known tribute to two celebrity pooches.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

The Pentagon is so large that it was planned like a city, complete with internal highway infrastructure.

Washington's iconic carousel has a nice piece of Civil Rights history.

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

The "lovely red Vega" of the legendary record-settling pilot.

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

Legend says if you stick your thumb in the hole and it gets wet, your wish will be granted.

A monument marks the location of the first successful steamboat demonstration.

This general store is more than a century old and home to various oddities and antiques.

This one-room cabin where the young colonel slept during the French and Indian War.