The third tallest lighthouse in America once guided author Stephen Crane to safety.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

A building so large that it has its own weather.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

A monument celebrating the idea of reaching inaccessible places.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

This small piece of railroad history sits behind the parking lot of a chain grocery store.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

A multiversal transit station located right below a highway interchange.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

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

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

The world-record holder for the longest bridge stretching continuously over water.

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.