A piece of John the Baptist in the American heartland.

Circus cemetery for all the “showmen under God’s big top.”

Where hills of dirt conceal the burial ground of one of the most powerful ancient Native American societies.

One believer transformed a local curiosity into proof of Vikings on the Great Plains.

Bronze statue marks the spinach capital of the world.

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

The final resting place of New Orleans' most famous voodoo priestess.

The second oldest continuously operating bar in Louisiana.

A cemetery housing wild west legends in South Dakota.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

Lone survivor from Custer's Last Stand forever preserved.

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

An apocalyptic seismic event creates a deadly chain reaction that ends with a 6-mile long lake developing within weeks.

An entire town preserved as a historic landmark.

A gigantic 10-foot tall stone man.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Historic funicular railway, believed to be the shortest railroad in the world.

The first declared National Monument in the United States.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

A museum dedicated to exhibiting remarkable outsider art.