Tucked away on the second floor of a small town library is one of the great private Victorian taxidermy collections looking today very much like it did in 1909.

Antique skeletons and taxidermy creatures were found crammed in a university closet.

Teddy Roosevelt’s famous “midnight ride to the presidency" started at this small lake high up in the Adirondacks.

This exhibit allows visitors to wander through the interior of a replica Ice Age glacial cave.

This island castle contains enough secret passageways to support a season of Scooby-Doo episodes.

A fire station-turned-church-turned-museum dedicated to the work of seminal light artist Dan Flavin.

This isolated community does not want you to visit.

The shared home of a utopian commune that practiced "free love" a century before the hippies.

On the hills of Bay Ridge stands a house straight out of a fairy tale.

The first and only American institution dedicated to the enduring value of comedy in the United States.

Secluded amid upstate New York’s Adirondack Mountains lies this subterranean emblem of a nation on the brink of nuclear war. And it's for sale.

The schoolhouse where Jesse Merwin, the inspiration for the "The Legend of Sleepy Hollow" character, once taught.

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

A mysterious air force base built to resemble a Long Island fishing village.

The former estate of the Guggenheims, part of the opulent Gold Coast that inspired the Great Gatsby.

At this small shop off a dirt road in the forest, the specialty is eel the owner caught and smoked himself.

The lost town of Neversink, sunk by New York City.

The first American home of the isolated, egalitarian religion has a trove of Shaker architecture and artifacts.

The quarry was abandoned over 100 years ago, after a massive ammunition explosion ended in tragedy.

One of the earliest bowling lanes in the U.S. doubled as a sewing school during a time when women had little job opportunity.

Astonishing collection of helmets, scientific instruments, and medical models.

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

This New York estate was designed to resemble a medieval Scottish castle.

An eccentric playboy's astounding natural history collection.