One of the few surviving "Wigwam"-themed motels.

Once one of the most polluted caves in America, now an environmental success story and a museum dedicated to caves.

The lynching and burial site of America's first train robbers.

A burial site located in the middle of a road.

Why would a Civil War general and president choose to be buried in a local Indianapolis graveyard and not Arlington National Cemetery?

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

The whimsical construction on the roof has given rise to many a Montgomery myth about its contents.

The second-tallest water tower shaped like a peach in the American South.

Every last book in this bookstore is signed by the author.

Alabama’s oldest and largest metaphysical shop.

The metal spire on the roof of this tower was intended as an airship docking station, but it was never actually used.

A unique book shop with a collection of rare tomes and a nostalgia museum.

In 1911 this intersection was called "the heaviest corner in the South," an outlandish claim that only grew wilder over the years.

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

This steamer is known as "The ship that built Cleveland."

This monument marks the point where Oklahoma, Kansas, and Missouri intersect.

Three markers installed over the course of 140 years mark the point where Arkansas, Missouri, and Oklahoma converge.

The modest childhood home where the baseball legend and Yankees star learned to hit from both sides of the plate.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

Most-visited and most-photographed slot canyon in the American Southwest.

A sharp bend in a dramatic river canyon cut through red rocks.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.