A historic, scenic mill that was forced to close due to overlogging.

Around 50 million gallons of water flow from this spring every day.

This mausoleum is the final resting place of one of St. Louis's richest and most tragic families.

This museum presents a dogged pursuit of 500 years of veterinary history.

An average of 33 million gallons of water pour out of the collapsed cave at the heart of this spherical spring.

A 40-foot waterfall flows into this unique natural swimming hole.

Away from the crowds of fishing enthusiasts, take a hike deep into the woods and journey into an eerie darkness.

These pink granite water slides are the result of millions of years of erosion.

A gem in the small Missouri town where Winston Churchill coined the term "Iron Curtain" and effectively began the Cold War.

The man who was president for only one day and spent most of it asleep.

Often referred to as the largest spring in America.

One of the deepest springs in Missouri.

This unconventional used book store was once in the news for the surprising act of burning books.

A celebration of the animation wizard's childhood home and antique railroad memorabilia collection.

The fastest mail service in the west is tracked and memorialized along this 1,400 mile trail.

A museum dedicated to man's boldest venture.

One man's unrequited love stands in a glass box forever.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

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

A chessmaster's dream destination.

Where the author wrote her beloved "Little House" books.

The ruins of a 19th century shelter run by the Independent Order of Odd Fellows.

The house where the famed outlaw was shot by a dirty coward is now a museum to the criminal's legacy.