This stone incorrectly marks the 35th parallel, causing some territorial kerfuffles.

Beneath the surface, something slithers. And if you find it, prepare to be slimed and glowing.

Chef Lawrence West serves up Indian tacos, wojapi, and other Lakota dishes at the brick-and-mortar incarnation of his popular food truck.

One of the world's most definitive collections of musical instruments, spanning all cultures and historical periods.

Giant works of art interspersed throughout meadows and woodlands offer a new discovery at every turn.

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

The first artificial white water river course in North America cuts right through an Indiana city.

This bridge was constructed from the remains of the first Ferris wheel.

This baseball diamond was home to the Rockford Peaches, a team featured in the hit film "A League of Their Own."

A place to eat for on-the-run agents and espionage enthusiasts.

This museum remembers an apocalyptic cult that became more famous for baseball than religious radicalism.

This lush 12-acre site was once named the finest Japanese garden in North America.

The birthplace of a titan of American cinema.

This architectural stunner is one of the few surviving Egyptian Revival theaters in the U.S.

Grand opera on a miniature scale.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

Medical museum focused on antique anesthesiology equipment.

Over 1,000 pieces of one of the most niche art objects imaginable: the glass paperweight.

Once an ornate movie theater remade by Catholic Charities.

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

A chance to follow in the footsteps of the word's most legendary animator.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

First planned industrial community in the United States.

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.