The site of the one of the most deadly train wrecks in American history.

Prehistoric animals decorate this popular outdoor park.

One of the few surviving "Wigwam"-themed motels.

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

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

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

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

A bizarre roadside attraction and the first instance of miniature golf in the world.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

The bad-ass ride of a soul legend, housed in one of the world's few soul museums.

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

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

This 12-foot-tall T-rex is the largest K’Nex skeleton sculpture in the world.

A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.

Bananas are often left for the first monkey America ever recovered alive after being launched into space.

What else would you call a playground hidden in Alabama's oldest and largest cemetery?

One person's lost luggage is another person's treasure.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

This award-winning men's bathroom was just too beautiful to not allow women to see.

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