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

This historic hotel on Bathhouse Row in Hot Springs National Park has a storied history of gangsters and baseball greats.

The world's longest known cave system.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

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

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

This Little Rock legend has survived decades of rowdy crowds, three fires, and a zombie wedding.

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

A 131-year-old wunderkammer of Texas history.

The biggest drug trafficking passage between Mexico and the U.S.

These boots are made for selfies.

Three hundred years of preserved Spanish colonial history in San Antonio.

A key producer of charcoal iron in the early 1800s, the structure still stands today.