A swamp and garden tour featuring local wildlife and exotic botanical specimens from around the world.

The site of the notorious Camp Sumter Prison is now a peaceful memorial.

This protected reserve is home to a rare and beautiful species of flower.

One of the world’s largest and deepest freshwater springs, where mastodons once roamed.

This 13-foot smiling peanut in Georgia helped Jimmy Carter win the 1976 presidential election.

Bad farming practices caused this unnatural natural wonder.

A massive tribute to this small county's top agricultural product.

A sculptor's dream castle turned fantastical ruin.

The world's longest known cave system.

A sharp bend in a dramatic river canyon cut through red rocks.

One man built this shrine in the 1970s to pay tribute to a miracle he had witnessed.

For 150 years one family has been producing the iconic hot sauce on a bayou island made of salt.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Every January 6, young men dive into Spring Bayou in search of a cross and a year's worth of maritime blessings.

This small museum gives visitors a chance to soak up the history of the "sponge capital of the world."

This stately building in Alexandria, Virginia was built by Freemasons to honor one of their most famous members.

The rogue roots are gradually consuming some of the historic marble grave markers.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

This replica of the Greek structure is in the heart of Nashville.

The time thousands of bags of chips washed ashore in the Outer Banks is memorialized in a local museum.

This too-low North Carolina railroad trestle is still a notorious big rig executioner.