Unlike other abandoned asylums this empty institution welcomes visitors, just don't go in the buildings.

No one really knows how these old hobby horses got here, but the herd keeps growing.

Three prestigious academic collections come together to create a world-class natural history museum.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

The walkable ruins of an 19th century hotel, destroyed in a horse cremation gone wrong.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

An eccentric inventor's castle home with its own indoor weather system.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

A beautiful Victorian-era cemetery, complete with a miniature village.

This house was the subject of an Edward Hopper painting, which in turn helped inspire the design of the Bates house in Alfred Hitchcock's 'Psycho.'

Hundreds of numbered stakes hidden in the woods mark the graves of the lost souls of a nearby asylum.

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

The final resting place of New England's last "vampire."

A museum dedicated exclusively to the lore and history of ouija boards.

Monument on the spot where in 1778, Bathsheba Spooner had her husband Joshua killed and dumped down his own well.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

The private island of Yale's elite Skull & Bones society is kind of a dump.

The only certified Trappist brewery outside of Europe hides in the central Massachusetts hills.

These Benedictine nuns have been making artisanal cheeses since before it was cool.

A famed data visualizer's personal sculpture garden is a landscape of modern and megalithic wonders.

A serene plaza that commemorates one of the Granite State's most iconic figures.