A pair of gargoyles peer into unsuspecting passengers at Denver’s conspiracy-packed airport.

Spanning over 10,000 square miles, this ancient salt pan is one of the largest on the planet.

A once-thriving hotel from the Old West now sits abandoned, under the threat of demolition.

This swanky speakeasy is Denver’s oldest bar—and hasn’t changed a bit since 1933.

A 200-year-old bar is all that remains of one Mississippi River town's rough-and-tumble past.

This monument to the victims of a tragic explosion is said to turn and look at passing cars.

This iron and wood Civil War city-ship was the first vessel to be sunk by an electrically detonated torpedo.

This ancient settlement contains some of the largest earthen mounds in North America.

The highest point in Louisiana, Driskill Mountain at 535 feet above sea level.

The Louisiana sandwich shop that served Bonnie and Clyde's last meal is a museum that chronicles the criminal couple and honors the Bienville Parish lawmen who stopped their crime spree in an ambush.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

You can stand in three U.S. states at once.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

A contemporary fresco movement illustrates the region's rich history.

A 400-square foot model of historic Quebec is the playing field for a state of the art light and sound show.

This depiction of the earth mother welcomes new life into Aurora Highlands.

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

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

Thousands of people walk over this fantastic work of art every day, but how many notice it?