The oldest operating cemetery in Denver is the eternal home of some of the Centennial State's most famous residents.

Located in Faneuil Hall, the headquarters of the Ancient and Honorable Artillery Company of Massachusetts has stood the test of time.

This landmark cemetery in Boston was created more than 300 years ago.

Narrowest house in Boston.

The Boston square dedicated to the dark poet who was born nearby.

This popular pilgrimage site offers a hole filled with holy healing dirt.

See massive fossils that are over 200 million years old in northeastern Arizona.

A famous hotel houses an impression collection of mini dioramas and giant doll houses.

This historic Victorian hotel has a scandalous history of affairs and murder.

This hot dog-shaped diner has moved all around Colorado, never been to New York.

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.

A building so large that it has its own weather.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

The first patented shaved-ice machine heralded a snowy wonderland of iced treats at a favorite New Orleans summer shack.

This ancient Roman arch misled treasure hunters for centuries.

The "Greatest Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

Now containing the bones of the actual conquistador, instead of someone else.

The sophisticated hydraulic system of the Nazca civilization.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.