Hear, smell, see, taste, and touch history at this immersive Civil War hospital.

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

At 207 feet, one of the world's longest continuous escalators.

The resting place of a Civil War celebrity's amputated limb.

The largest wildlife crossing in Utah allows local fauna to safely traverse the six-lane Interstate 80 at Parleys Canyon.

An enormous image of Utah's salt flats made entirely from tape.

Pyramid home to an obscure religious group that practices modern mummification.

Come for the speed, leave in love with the desert.

John Hendrix predicted the creation of the "Secret City" built as part of the Manhattan Project.

One of the Cemestos prefab homes built to secretly house thousands of Manhattan Project workers.

The R&B singer's modest church guarantees a religious experience, regardless of your beliefs.

Mass graves and Victorian monuments mark the history of Memphis in this 19th century cemetery.

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

Elvis's own personal tropical hideaway.

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

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

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

Walk the whole Mississippi River!

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

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

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

The secret city built by the Manhattan Project.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

Final resting place of the two women killed on a small island off the coast of New Hampshire.