Hot Doug's "Hot Dog" Stand.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

One of the few remaining relics of the meatpacking hub that made Chicago the "hog butcher to the world."

Illegal drag racing two stories beneath Chicago’s streets.

This urban drawbridge gained eternal pop culture fame when the Blues Brothers jumped it while it was raised.

To find the "unicorns of the deep" you've got to go downstairs.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

This surprising gem is a world-class archeological museum hidden at the University of Chicago.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

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

Years of archaeology, just chillin' by the water cooler.

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

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

One man’s religious convictions led him to build this stone castle meant to withstand an apocalypse.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

An idyllic mineral hot springs facility with a more-than checkered past.

The author's beautiful and historic home is also a fully functioning goat farm.

Practice your Dirty Dancing lifts in the manmade lake where Johnny Castle himself did.

This stone statue inspired Thomas Wolfe’s 1929 novel 'Look Homeward, Angel.'

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

A wonderful display of arts and crafts handmade by local artisans in the Southern Appalachians.

Every week, a festive public jam session breaks out in downtown Asheville.

The unique collection of gifts includes braids of human hair, a spoon, and a Virgin made of bread.