The remains of a century-old mansion that met a fiery demise years after it was deserted.

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

A ruined mansion hidden in the woods of the Hudson Valley, home of a tragically doomed romance.

Decades after testing the polio vaccine on unwitting patients, this historic mental hospital sits in ruin.

Reclaimed by nature, the ruins of Doodletown, New York are remnants of a town consumed by a state park.

The seat of Buffalo government is a gorgeous Art Deco palace.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

The airport was once a Civil War battleground, and the earthwork defenses can still be seen today.

A beautiful multicolored mound formed by the mineral deposits of the Orenda Spring.

The original Uncle Sam was actually a New York meatpacker who is buried under this historic grave.

All that remains of the once-booming chain is a single orange-roofed restaurant.

A mysterious echo seems to defy the laws of acoustics.

This lovely little pond is named after the hundreds of soldiers' corpses that were rolled into the waters during the French-Indian War.

A grand New York post office that is home to mailman Santas, scraps of postal history, and a pneumatic mail system.

An archival collection of over 2,200 case studies which includes human brain specimens and tumor specimens.

The world's largest public collection of PEZ memorabilia.

This forgotten graveyard in rural New York State once served a pioneering hospital.

The site of the one and only battle of Lord Dunmore's War.

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

Look closely and you’ll notice that the color changes a third of the way up the tower.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

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

The Binghamton area is home to six of the last remaining hand-carved vintage carousels.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.