Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

This little museum in the town where zombies were born celebrates the living dead.

An ode to filmmaker George A. Romero, who used the mall to film an iconic horror movie.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

For nearly a year, General Ulysses S. Grant was based here during the American Civil War.

The oddly shaped, steam-spewing building is now an art studio and gallery.

"X" marks the spot of an echo chamber in the middle of a plaza.

Mass grave of 50 unidentified French Soldiers who died at the Siege of Yorktown, 1781, that gave victory to the American Revolution.

An 83-foot tall granite obelisk honors the legacy of Dr. King in the heart of Norfolk's Black community.

An out-of-the-way wildlife haven with a rich and storied past of harboring thousands of fugitive slaves, or "Maroons" during the mid 1800s.

A modernist landscape of water and sci-fi concrete.

An icon among Florida's pre-Disney tourist attractions, just west of Orlando.

Opened in 1976, this monster-sized version of the fast-food franchise is sometimes called the Epic McD.

A glimpse at Walt Disney's vision for a "community of tomorrow," in miniature.

Electrical pylon in the shape of Disney's beloved mouse.

John Tyler never got to be buried at his beloved home, but every pet his family owned since has been.

This estate on the banks of the James River was home to a Founding Father, two presidents, a famous bugle melody, and what some say was the actual first Thanksgiving.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

A collection of vehicles across American military history.

This former POW camp was transformed into a Cold War missile installation.

Rowdy rebels fortified this home during the first popular uprising in United States history.

In memory of the 110 victims of ValuJet Flight 592 that crashed in the Everglades.

Could it have picked a better place to land?