Topeka has its own great wall, and it's covered in colorful images from the city's history.

Cannon designed to fire an atomic warhead.

Home to Hollywood history and a very special salt crystal.

Modern technology and live displays tell the story of the Pacific during WWII for the Internet generation.

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

This historic building provides a powerful glimpse into the lives of Japanese Americans forced to relocate during World War II.

The maximum security facility was once thought to have "the bloodiest 47 acres in America."

A cemetery housing wild west legends in South Dakota.

In one of America’s oldest mountain ranges, a long-awaited section of a scenic highway is now open to the public.

Mile-long cave system near Great Smoky Mountains.

The secret city built by the Manhattan Project.

Three columns of volcanic rock shoot out of the ocean.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

The only diamond mine in the world where you can keep what you find.

The largest collection of two headed animals in the world.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

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

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

A trash dump made beautiful by nature's power.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

An extravagant monument to an extravagantly unpopular Emperor.

This elephant kraal is the only one remaining in Thailand, dating back to the 16th century when these massive mammals were integral players in war and trade.

The headquarters of the Mahanikai school of Buddhism, Thailand's largest monastic order.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.