The watery grave of an impractical idea.

A spooky defunct railroad tunnel now part of a sprawling trail.

A larger-than-life version of the hat beloved by hunters, outdoorsmen, and Holden Caulfield.

One man’s vision of living among dinosaurs credits Jesus Christ as the engine of biological evolution.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Locals call this magical moss-covered walkway the "Emerald Path."

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

The ruined remains of a coal mining ghost town are hidden within the woods.

This kitschy tavern is also home to rare early editions of "Treasure Island."

After the oysters have been shucked, and the restaurant's been shuttered, the terrazzo sidewalk from the 1940s is all that remains.

The South's nickname was supposedly born at a former bank in New Orleans' French Quarter.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

The only rotating bar in New Orleans has been slowly spinning since 1949.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

A historic canal winds through a unique, swampy landscape.

A once-groundbreaking power plant turned into a hotel and mini-museum of archeological and geological wonders.

More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

The cliff and rock formations are made out of Sioux Quartzite.

This erect, phallic geological spire wasn't always named so domestically.

This Pringle-shaped ledge makes for the perfect photo op.

A railroad lift bridge that was only lifted once and became obsolete before construction was finished.