Berkeley Hot Springs presents to you "the only outdoor monument to presidential bathing."

One of the three perfect vellum copies of this historic book known to exist is on display in a specially-designed case.

The tomb was guarded by soldiers from both sides of the war, and some left their initials carved in the brick.

Outdoor exhibits explore the contributions of European, African, and indigenous peoples to American frontier culture.

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

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

This historic national park is covered in the stunning ruins of red rock pueblos.

This coastal port saw one of the most significant battles of the Civil War.

The remains of a foundry and old blast furnaces destroyed during the Civil War are preserved in this central Alabama park.

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

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

A collection of huge Pre-Colombian structures in Alabama.

The last location where Buddy Holly, Ritchie Valens, and J. P. "The Big Bopper" Richardson played before their tragic deaths.

Step back in time while shopping inside this local store.

Hidden in the grounds of the Fort Dodge Museum is a "real" and terrifying petrified giant.

Elaborate hand-carved wooden clocks two brothers made in their spare time are on display at this handsome little museum.

Lured here by the promise of tens of thousands in gold, Jesse James started a quintessentially American trend of robbing trains in-motion.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

Home with Gothic windows featured in a famous painting.

An Iowa town celebrates its heritage with the tallest working Dutch windmill in North America.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.