Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.

Dubbed the "Blade Runner dragon," this buzzing neon sign is a beloved local icon.

Incredible sculptures inspired by obscure passages from the Bible.

The fifth-longest natural arch in the world, and the longest outside China.

A replica that won't float away.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

An early life spent in this "Old Kentucky Home" inspired the writings of North Carolina's most famous novelist.

Carrying on the legacy of a short-lived experimental school tucked away in the mountains of North Carolina.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

Come for the speed, leave in love with the desert.

The largest island on the great salt lake is home to curious creatures and strange stories.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

An eclectic treasure trove of maritime marvels.

A Circus legend leaves an unexpected endowment.

Decorative shell walls built in the 1940s sit atop an ancient midden created by the Calusa Native Americans.

For 32 years the famous Ringling Bros circus troupe spent winters in this sunny spot in Florida.

This Florida resort community is where the Amish come to have fun in the sun.

Scale replica of China's ancient terracotta tomb warriors and Forbidden City are the side project of an eccentric millionaire.

Home to Hollywood history and a very special salt crystal.

Washington's iconic carousel has a nice piece of Civil Rights history.

D.C.'s first central library was born out of a chance encounter with the philanthropist whose name it bears.

A rotating cast of guys and dolls in front of a Washington, D.C. building.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.