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

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

One of the first intercontinental ballistic missile sites in the United States.

Dedicated to the history of the 1,000 nuclear missiles that once covered the Great Plains.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

The highest point in South Dakota contains the ashes of Valentine McGillycuudy, the "Holy White Man."

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The highest point in South Carolina was once owned by an energy company that neglected it but now the state is taking it back.

The penultimate and final resting places of British General Edward Braddock—minus a few bits and pieces.

One of Gettysburg’s least visited battlefield memorials is off the beaten path, but worth a visit.

This monument marks the beginning journey of a wounded soldier's leg that ended up almost two states away.

The beloved, war-tested mascot of a Union regiment graces their battlefield monument.

Where the famed frontiersman was born, raised, and survived Quaker intrigue

The site of the little-known Pennsylvania battle that sparked the Seven Years' War.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

Pennsylvania's highest point is spotted with boulders which were pushed to the surface by nothing but cold.

Yo, Adrian!

The oldest farmer's market in America is so ancient it was approved by the King of England.

In which a local geological marvel becomes a quaint roadside attraction.

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

A layered tribute to the work of mosaicist Isaiah Zagar.

Once the smallest park in the national system.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

Atop an active stratovolcano, two lakes separated by a narrow strip of land.