A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

Cryptid lake monster honored with its own monument.

Scary metal statues adorn some of the signature buildings of Burlington, VT.

A massive sustainable farm designed by the mastermind behind Central Park.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

This 19th century machine put animals (including humans) in boxes to study how they metabolized calories.

No one knows who painted this mysterious mural in a Penn State basement.

A local prank turned town icon.

This unincorporated community in western Ohio got its peculiar name from John "Daddy" Baker.

Bison, America's national mammal, are staging a slow comeback in Ohio's prairie parkland.

A headstone tells the sad story of a lost little boy and his pet dog.

A single handprint, which, according to Ohio State University legend, cannot be scrubbed off.

An abandoned asylum incorporated into a college campus.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

The only remnant of a small mining town is an abandoned railroad tunnel that is steeped in ghostly lore.

The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

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

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

When ecosystems collide in the arid Southwest.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

The remains of the dam that unleashed a 15-foot wall of water on Denver.

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