On a small Puerto Rican island, banks of secret naval bunkers lie abandoned and filled with piles of office equipment.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

A snapshot of the city's fascinating voodoo culture.

A historic Civil War estate-turned-museum looks back on the Confederate States of America.

FDR hoped to find a cure for polio in this Georgia town's warm springs.

Robots, lasers, and whoopee cushions, oh my!

This striking art museum holds an amazing series of curiosity cabinets.

This park contains one of the largest concentrations of cedar glades, a unique and rare ecosystem.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

An abandoned town is hidden in Great Smoky Mountains National Park.

More than five miles of underground passageways.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

Visit this playground of waterfalls, caves and sinkholes.

Home of an evil witch famous within southern folklore.

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

Once a dining hall for boarding school students, this lodge was a popular haunt for nuclear physicists working on the Manhattan Project.

The oldest continuously occupied public building in the United States.

A natural formation that resembles a camel resting in the New Mexico desert.

The outcropping is graffitied with the name of the beloved musical Muppet television series.

The state bird of New Mexico, constructed entirely out of garbage.

This high desert botanical garden is a unique display of Northern New Mexico's geology.

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.

This quirky hot springs town known to locals as "T or C" was named after a radio show.