The highest bridge in America was built for an almost unnervingly small amount of money.

Explore 10 acres of environmental sculptures.

A colorful architectural gem in Seattle's uniquely modern Central Library.

The intriguing personal collection of a professional demon-chaser.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

This charmingly homemade amusement park has been growing for 40 years.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

Pick up all of the cosmic knick-knacks under the sun or take a creative writing course, all offered in this novelty storefront.

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.

A reproduction of earth's many biomes.

Bigfoot prints, Feejee mermaids, and haunted dolls on display in a tiny North Carolina town.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

One part antique store, one part curiosities hodge-podge.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

Ride the subways of yesteryear.

An acoustic anomaly with a mysterious cause.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

A lush green oasis in the middle of Chicago.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."