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

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The world's first commercial spaceport is a disappointment of cosmic proportions.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

A warm desert spring holds one of the rarest species on earth.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

Twice a year, visitors can tour the desolate site that birthed the Atomic Age.

A museum devoted to osteopathy and its creator, Andrew Still.

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

Entombed in this strange, white stone hill are the deadly remains of radioactive weapons production.

A museum dedicated to man's boldest venture.

Another in a long tradition of legends regarding infernal seats.

A mysterious light of unknown origin on the backroads of Missouri.

An urban forest overtakes what was the greatest failure of utopic urban housing.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

Like Stonehenge, but with boats and oodles more charm.

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

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

A wax effigy of St. Valentine hides one of the saint's relics.

A cave covered with bizarre stalactites of cloth.

Stalin's march toward a more modern USSR flooded a monastery, leaving a unique and extravagant nautical marker, "The Flooded Belfry."

New England's "Witches of Eastwick" locations, in all of their quaint white churched glory.

Native Americans built this circle of stones, which was used to predict astronomical events.

Ancient rock-hewn town that witnessed key events of Georgian history.