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

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

A downtown park built on top of unclaimed graves.

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

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

Even in death, he's still your huckleberry.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

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

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

Shoreline strewn with the remains of ghostly fallen trees.

A small horde of mythical creatures lurk almost imperceptibly within the museum's wildlife dioramas.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

Stroll through a wonderland of stupendous moss-covered trees.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Lines from a walking song are etched into a rock in Natural Bridge State Park.

Tucked away between two 19th-century buildings, this small shop specializes in the macabre.

According to local legend, a tree grew from the stake that killed this alleged vampire. In reality, he probably died from influenza.

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

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

There are eight natural springs around town, each with a slightly different taste.

This Boeing KC-97 tanker is now a restaurant for aviation lovers.