A man used his Civil War-era fortune to build this sanctuary in memory of his wife.

Two distinctive homes on a New England village green look like a couple of frosted wedding cakes.

This locally-famous crevasse in New York State is icy all year round.

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

The world’s largest underground marble quarry is hiding in Vermont.

This cavernous abandoned marble mine is popular with ice skaters in the winter.

A mysterious echo seems to defy the laws of acoustics.

One of the oldest cemeteries in Vermont is the final resting place of soldiers, politicians, and a famous author.

An unexpected canine grave atop a mountain.

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

The building that inspired Shirley Jackson's "The Haunting of Hill House."

The birthplace of the alleged inventor of baseball.

Thousands of bottles that have held everything from poison to perfume make up the collection of this small museum.

Fossilized sea bottom and lime quarry.

The first evidence of some of the Earth's earliest life was found in this fossilized undersea grotto.

Legend says that this short Canadian tunnel still holds the dying screams of a girl who burned alive.

A reversed traffic signal that was once violently misinterpreted as a statement on British-Irish relations.

This 1836 church, constructed by formerly enslaved people, honors a leader in Afrocentric music.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

Pluto is still considered a planet in Ithaca, New York.

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

A tunnel that brings more than a century of history to life from the deepest parts of the Niagara Gorge.

Only six people can sit inside this delightfully quaint sanctuary.

This Frank Lloyd Wright summer house was designed along Lake Erie as a retreat for a client's wife.