Thanks to a loophole in property ownership, this alleyway has become a cacophonous street gallery.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

The first memorial dedicated solely to the Black troops who fought for the Union.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

This simple stone memorial remembers a secret, Geneva Convention-defying interrogation base from WWII.

The only place for a truly presidential dram.

The remains of a historic plantation nestled in between a parking lot and the rental car return at Reagan National Airport.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

This 19th century mansion façade adorned with immigrant patriotism is a symbol of Louisville’s history.

The only building in Louisville (hopefully) that contains two ancient holy skeletons.

The largest cemetery in Louisville is the final resting place of Col. Sanders and Muhammad Ali.

A life-sized memorial to Harry L. Collins, the official corporate magician of Frito-Lay.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

Arizona's first government hub is a rustic cabin now preserved as part of a historical museum.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

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

Take a monster truck tour around an ostrich farm in the middle of the desert.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

The world's longest known cave system.

An abandoned theme park with a strange and tumultuous past.

This railroad overpass is said to be home to a murderous goat-man whose very legend has led to very real deaths.