A luxurious doomsday bunker hidden beneath an unassuming Las Vegas home offers the best of subterranean suburbia.

Nevada's largest cactus collection stands outside a candy mogul's small factory.

World's largest collection of Coke-related items not held by the Coca-Cola company.

A unique home built by Andrew Jackson Caldwell that also served as a military hospital.

Within this beautiful Pittsburgh cemetery, a unique headstone bears witness to one man's eternal love for Jaws.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

Rare remnants of the brick-domed ovens birthed in the Durham coalfield during the Industrial Revolution.

Once home to a booming 19th-century oil town, the park now houses a World War II submarine memorial complete with a torpedo.

The largest piece of cut lead crystal adorned a grave for 75 years and is now the shining star of a glass museum.

The birthplace of the first author to win the Pulitzer Prize in fiction and poetry.

Unique tower has outlasted a takeover of the company.

This grave marks the final resting place of a legendary frontiersman... unless it doesn't.

Comprehensive gaming collection of over 30,000 electronic games and consoles.

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

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

This disastrous New Jersey safari park saw animal attacks, escapes, and disease before being abandoned.

This former theme park in New York's Adirondack Mountains fell into ruin before being resurrected as a state-run campground