Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

Once in disrepair, this popular Texas stop along iconic Route 66 has been restored to its past glory.

An Oklahoma museum that celebrates the history of the "Mother Road."

A memorial to victims of the Oklahoma City bombing.

This unusually circular centenarian barn became a Route 66 icon.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

A 315-foot spire jutting out from the Blue Ridge Mountains makes for breathtaking views.

This hollow steel globe is the second-largest in the world.

A young state senator's deathbed plea to be buried inside a rock resulted in this unusual grave site.

The fictional star of "Breaking Bad" is memorialized with a real-life gravestone in his hometown.

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

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

The world’s largest concentrated solar plant generates as many problems as megawatts.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

The bullet-riddled wall from the St. Valentine's Day Massacre, bloodstains enhanced for your viewing pleasure.

This sign designates the road that leads to the infamous Area 51.

A cosmic pit stop just beyond the notorious Area 51.

A unique collection of old miners' cave homes carved in to the hillside cliffs near Death Valley.

This giant temperature attraction created some giant electric bills.