The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

In 1857, the Mardi Gras parade tradition began at this intersection.

In 1810, free people of color made up more of New Orleans's population than any other Southern city.

After the oysters have been shucked, and the restaurant's been shuttered, the terrazzo sidewalk from the 1940s is all that remains.

The South's nickname was supposedly born at a former bank in New Orleans' French Quarter.

The only home of the famous French impressionist painter open to the public is now a museum and bed and breakfast.

A snapshot of the city's fascinating voodoo culture.

The only rotating bar in New Orleans has been slowly spinning since 1949.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

The only example of a Paris Métro sign in use at a subway station outside of the French capital. 

This famous church is adorned by a mural commemorating the independence of Vatican City.

The vaulted ceiling is home to a scurry of “squirrelgoyles.”

Canada's largest graveyard boasts a lot of noteworthy artifacts as well as its own computerized mapping service.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

Montreal's giant farmer's market is a foodie's best friend, especially in the winter months.

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

A Civil War Museum with some notable medical antiques.

This four-story steel sphere in Maryland was used to test biological weapons.

Just outside the Naval Academy, Hell Point is a historical marker that could easily be the point where failed students wait for the bus.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

The historic home still shows the scars from a little run-in with the British in 1813.

A tribute to two brothers' artistic endeavors.

Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

A large boulder marks the place where the island of Manhattan was purportedly "sold" to the Dutch.