The largest cemetery in the American Southeast is a hidden gem near the heart of Atlanta.

Beside some power panels, a plaque celebrates the history of an alternate world.

An elegant Georgian cemetery best known for the grave of the little girl whose murder on Christmas Day remains unsolved.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

Tour the sci-fi-esque reality of governmental disease management.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

A wonderland of folk art including the World’s Largest Grit. 

The mysterious 855-foot zigzagging stone wall has been baffling people for centuries.

Where school buses go to die and be reborn as whimsical works of art.

3/4-scale model of the White House in Atlanta, Georgia.

The only subterranean ping pong table in Atlanta.

A psychedelic tribute to one of Georgia's most unique artistic visionaries, out of place and time in the heart of Atlanta.

In Midtown Atlanta, tons of marble appears to be devouring a Fiat Panda at this unique art installation.

The ruins of a cotton mill that was burned in the Civil War are still hidden in a Georgia forest.

A statue of the Soviet leader still stands in a quiet corner of Estonia’s most Russian city.

The statues commemorate the legendary mass killing of escaped circus monkeys.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

Like Mars, but much closer.

The picturesque southern city served as the zombie-filled town of Woodbury in 'The Walking Dead.'

This ever-changing arrangement of naked dolls even caught the attention of "The Walking Dead" crew.

Incredible miniature towns and buildings created and decorated with thousands of tiny rocks.

They call this long foot bridge a swinging bridge, but really it's the bouncing you have to watch out for.

One of the largest-ever mental hospitals now sits abandoned, surrounded by 25,000 unmarked graves.