The Unseen World

A bicycle repairman dedicates his life to building God's paradise on Earth; a man plans to strike back against the force of gravity after it claimed the life of his sister.

How an entire city was built secretly and what was done there that helped win one of the bloodiest wars ever fought; the story of the lonely prophet who predicted it all.

A terrifying encounter with a creature leads to unimaginable tragedy and leaves even more strangeness in its wake.

One unique art installation that was created accidentally - and another created out of trash.

The tragic tale of Doctor Charles Scudder and Joey Odom whose castle in the forest offered no protection from the evils of the world and the story of a woman whose misunderstanding accidentally created a new form of art and the couple who preserve her legacy.

A small town in Illinois is the unlikely home of the world's most famous superhero and a towering mountain in Tennessee holds beneath it a cavernous wonderland.

Evidence for the existence of Bigfoot is laid bare at a museum in North Georgia and a visitor from the stars becomes an unlikely mascot for a small West Virginia town.

An unknown man commissions an astounding structure made out of solid granite in the hopes of sparking a new age of reason and a family tradition leads to a sprawling garden of miniature buildings created from thousands of tiny stones.

A monk builds a world in miniature at a secluded Alabama abbey and a massive complex in the heart of Atlanta reveals the complex history of the art of puppetry.

A couple transforms a marvel of nature into a whimsical wonderland and a palatial estate built by an eccentric billionaire lies in decay as it waits to see what it will be next.

The story of the Voice of America and how a broadcast from Ohio helped to win the second World War.

On the banks of the Ohio River stands the National Underground Railroad Freedom Center, a five-story museum built to pay tribute to the centuries of struggles faced by enslaved people.

Located in Huntsville, AL, the U.S. Space and Rocket Center opened in 1970 as the official visitor's center for NASA and showcases one of the most expansive collections of space artifacts in the world.