The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

This lovely burial mound is actually a replica that was installed after archeologists excavated the original.

This home is decked out like a psychedelic explosion of colors and bowling balls.

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

Eclectic collection of rare and beautiful stones in a historic home.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

An eerie site of reverence for those who have completed an epic journey.

A museum and doll store featuring a surreal and super sanitized version of where babies come from.

One lonely, modern pyramid has gone from corporate think tank to deserted boondoggle.

Where most of the world's flypaper was made.

The park is home to the United States's only still-operating Dutch windmill.

For more than 50 years, an iconic sign has greeted visiting “fudgies” to the Traverse City area.

Home to the world's largest refracting telescope and the birthplace of modern astrophysics.

First planned industrial community in the United States.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The palatial McDonald's that inspired Wesley Willis.

No one knows how many bodies are in this vault in a Chicago public park.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

Huge abstract sculptures of the Puerto Rican Flag.

This titanic Catholic church in Chicago is also a refuge of the fictional cult-favorite wizard detective Harry Dresden.