Auburn's iconic eagle flight goes back to a 19th century eagle that dropped dead on the field after inspiring the football team to victory.

The world's longest known cave system.

Prehistoric animals decorate this popular outdoor park.

An abandoned theme park with a strange and tumultuous past.

A homage to the King at the hotel where he revived his career.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

This remnant of an ancient Persian city is considered to be the world's largest single-span brick vault arch.

The largest self-built castle in the U.S., six decades in the making.

Look closely and you’ll notice that the color changes a third of the way up the tower.

This building contains handprints that are well over a century old.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

This boulder stays on its mountain thanks to a huge chain and on the map due to local legend.

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

While knives are the main feature in this store, visitors will also find dinosaur bones and meteorites.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

One street divides a single town that stands in two U.S. states.

Country fans may flock to Nashville's music scene, but this Appalachian town is where the genre was born.

A delightful park featuring homemade scale replicas of dinosaurs, tucked away in the Tennessee mountains.

Railroad came. People came. Railroad left. Town died.

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The highest bridge in America was built for an almost unnervingly small amount of money.