The former home of the 11th president of the United States.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

Long before the Battle of Gettysburg occurred, dinosaurs roamed the area and left their footprints on this bridge.

Anna Anderson spent most of her life claiming to be the lost Romanov child Anastasia.

The author's beautiful and historic home is also a fully functioning goat farm.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

This underground holding cell was forgotten for over a century and rediscovered in the 1960s.

These unassuming lighthouses have seen the first reading of the Pledge of Allegiance, the first wireless transmission, and more than one mystery.

One of the only remaining vestiges of baseball's Negro Leagues in Atlanta.

Three stone bridges straddling the River Gowy form part of the medieval road from London to Holyhead—despite a common nickname, they're not Roman.

The real-life site of Ichabod Crane's infamous gourd attack.

The home of one of America's most wealthy industrialists is now a historic site that remembers a more decadent time in the country's history.

One of the world’s largest living advertisements is made out of pine trees.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

The final resting place of many of New Jersey's most famous residents, including U.S. history's most in-vogue antagonist, Aaron Burr.

One of New Jersey's oldest surviving buildings still bears the mark of our former British overlords.

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

The early American colonists were such ferocious drinkers the law actually required every town to have a tavern.

A New Jersey state park that was once Napoleon's brother's sprawling estate.

This tiny structure was built by the creator of the Brooklyn Bridge.

The Wright Tavern is possibly the most important building in Concord Massachusetts to the American Revolution.

This forgotten building was one of the few Philadelphia-area breweries to survive Prohibition.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.