A small but immensely extravagant palace built by the "Night King."

Two stunning 17th-century libraries and a cabinet of curiosities.

Steadily reminding Czechia of its past.

Macabre astrological automaton clock dating to the late 1400s.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

This family driveway also serves as the highest point in Illinois.

This monolithic statue was erected in honor of Chief Black Hawk (even if it wasn't made to look like him).

A mini Wrigley Field for mini baseball players.

Less a museum than a bizarre fantasy world created by artists and engineers.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

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.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

The site of Paul Revere's historic two lantern warning.

This landmark cemetery in Boston was created more than 300 years ago.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.