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

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

An oversized metal construction of Billy Tripp's moods going through life.

Hiding behind a grocery store is a spectacular cavern carved as part of an old limestone quarry.

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

One Confederate statue that accurately reflects the ugliness of its subject.

These early tent-shaped grave coverings are unique to Appalachia.

Over a dozen Native American earth mounds dating back over 2,000 years dot this Tennessee archaeological park.

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

When Motown musicians came to Nashville in the 1960s they stayed at this historic record-pressing company because hotels wouldn't host them.

The small cave that housed Tennessee's "first citizen."

A failed utopian experiment for British expats in the American South is now a Victorian village frozen in time.

Visit this playground of waterfalls, caves and sinkholes.

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

The secret city built by the Manhattan Project.

Home of an evil witch famous within southern folklore.

Enormous lake at the bottom of a unique cave system.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

Amazing taxidermy dioramas from the 1960s in a cement building meant to look like an ice cave.

A local scoured more than 1,000 acres for stone to create his masterpiece.

A unique home built by Andrew Jackson Caldwell that also served as a military hospital.

The world's longest known cave system.

Memorial to the 137 lives lost on a ship fire, the whole hulk of which washed up on the Asbury Park shore.

A small structure built from used railroad ties honors the short term of America's 20th president.