Wisconsin's most celebrated export gets the royal treatment on I-94.

The birthplace of a titan of American cinema.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

A strange and haunting monument of unknown origin in the historic Graceland Cemetery.

An enormous park-like oasis, full of famous Chicagoans’ graves.

The original Garfield station is the oldest station facility on the "L", with the station house dating from 1892.

This bronze sculpture on a former squash court marks the secret origins of the Atomic Age.

This abstract sculpture is rumored to cast a hammer-and-sickle shadow once a year.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

Abraham Lincoln's likeness rests at the top of this giant totem pole.

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

Contrary to what one might expect, ice forms inside this small cavern during the summer and melts during the winter.

This 19th century machine put animals (including humans) in boxes to study how they metabolized calories.

No one knows who painted this mysterious mural in a Penn State basement.

California's oldest wind harp represents a historic piece of America's Danish history.

A convincing little bit of ancient Egypt smack dab in Richmond, Virginia.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

A mysterious stone embedded at the base of a historic Boston building.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

20,000 pieces in a Frank Gehry-designed building.