Rippling sand dunes frozen in the Arizona rock.

Pop culture has helped to keep this iconic British building from being destroyed.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

The television series' iconic giant foot was borrowed from this classical painting.

A faux European lane smack dab in downtown L.A.

In an area where the remnants of WWI are discovered on a regular basis this preserved frontline trench may be the most amazing.

The site where one of the most famous poems of World War I was composed is preserved to honor the legacy of the work.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

A crumbling staircase in upper Manhattan is all that remains of one of the most important sites in sports history.

The last slot car racing arcade in Brooklyn is keeping the dream of speedy little autos alive.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

A dilapidated dock tells the story of Titanic's missed arrival.

Elevated freight railway turned wildly successful urban park.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

Try not to get slimed in Tribeca.

A bronze plaque at an intersection in Hoboken marks the place where the game of baseball first took shape.

The site of one of history's most indelible and horrific tragedies.

The NASA scientists behind Apollo 11 started out developing Nazi weapons at this abandoned German rocket factory.

Tiny castle in the middle of the Rhine made you pay to pass.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.