The highway's southernmost spot is a beloved local attraction.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

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

The first rural cemetery west of the Mississippi is home to the elaborate tombs of St. Louis' local beer barons.

Once one of the largest producers of pig iron in the world.

Two small markers remember the Alamo's feline protectors.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

The alley connecting two of country music’s most historic venues has a rich history of its own.

Once the site of a Native American harvest festival, this humble clearing later played an invaluable role in the birth of jazz.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

The rogue roots are gradually consuming some of the historic marble grave markers.

Every week, a festive public jam session breaks out in downtown Asheville.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

The first KFC is on the National Register of Historic Places.

An annual celebration of the region's successful elk reintroduction program.

The blinking light atop the iconic landmark has been sending secret messages for decades.

The only place for a truly presidential dram.

Burial site more than 300 years old.

The unique collection includes bronze cast handprints of some of America's most famous astronauts.

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

Perhaps the most scandalous statue of America's first president.

St. Augustine's record-setting narrow street was designed to protect against pirates.