This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

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

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

The bank that helped fund the Mexican-American War and the purchase of Alaska met its downfall after helping Augusto Pinochet launder money.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

A derelict bit of infrastructure from the canal that once ran through D.C. is landlocked in the heart of the city.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

Look closely and you’ll notice that the color changes a third of the way up the tower.

The school tested mustard gas for the U.S. Army during World War I.

The oldest building in the District of Columbia was preserved because of a mistaken connection to George Washington.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

Home to items never before seen by the public.

The site of the climactic scene from the classic horror film is now a historic landmark.

This working class sculpture pounds his hammer all the livelong day.

This Puget Sound military post has a long, turbulent history as a gateway to the Pacific.

An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

A wall of chewing gum moonlights as collective art.

Pick up all of the cosmic knick-knacks under the sun or take a creative writing course, all offered in this novelty storefront.

A beautiful final resting place for some of the noteworthy deceased.