Some of the oldest exposed rock formations in the United States.

Rusted and decayed, this former mining site is a portal to the past.

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

The obelisk meant to mark the founding father's grave at Monticello is actually on the University of Missouri campus.

Often referred to as the largest spring in America.

The deepest spring in Missouri.

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

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

A chessmaster's dream destination.

This majestic tree has survived 400 years of storms, droughts, and floods, and is a beloved natural landmark in Missouri.

This historic motel standing at the "crossroads of America" offers a radio in every room and was saved by local protesters.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

The red brick house where the father of rock 'n' roll wrote some of his classic hits.

The maximum security facility was once thought to have "the bloodiest 47 acres in America."

A geological oddity formed by two rivers carving out a mass of limestone on both sides.

Community bookshelf of 25-foot-tall book spines.

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

This abandoned prison castle has become an imposing gallery of graffiti art.

European castle ruins in an American state park are actually the product of death and grief.

America's first serial killer rests in anonymity.

The first American department store, and home to the largest operating musical instrument in the world.

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

Faces carved into the cliffs create an otherworldly walking trail.