When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

Massive still life just off the highway in Kansas.

Self-built house and sculpture park where the creator can still be seen in a glass coffin.

A unique attraction and museum dedicated to exploring iconic roadside structures.

This Kansas City studio was home to Walt Disney's first animation business.

Unique tower has outlasted a takeover of the company.

This naturally-sourced hot spring is now home to a clothing-optional resort.

This seaworthy collection was sparked by one man's passion for sailing.

The highest point in Iowa, while not that impressive to mountain states, has earned its own monuments.

This simple home was the beginning of a long journey for the iconic Western film star.

A toxic ghost town sitting atop a massive coal fire.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

Another in a long tradition of legends regarding infernal seats.

These elevated trucks were put in place as a middle finger to The Man, but are now considered folk art.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

A Mormon place of exile in Missouri.

An acoustic anomaly with a mysterious cause.