Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The oldest continuously occupied public building in the United States.

This sculpture perfectly models the molecular structure of a drug that was never produced.

Hidden in the New Mexico desert southeast of Roswell, nine small deep lakes formed inside sinkholes.

A blacklight journey through a celestial art exhibit.

This is one really big nut.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

A museum dedicated to the alleged Roswell Incident.

Hot Doug's "Hot Dog" Stand.

These Depression-era WPA sculptures have made a couple of stops over the years.

In 2004, a Dave Matthews Band tour bus dumped 800 pounds of waste off a bridge and onto an unsuspecting tour boat below.

Tiny treasures, giant murals, and strange sculptures decorate the windows and doors of this abandoned building.

A collection of 11 million buttons illustrates the human toll of the Holocaust.

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

This rare female version of the Muffler Man has its clothes removed each summer to signal the start of pool season.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

The grandiose interior of this bar speaks to its past as home to famous jewelers and railway offices.