Over fifty whirling pools left by the glacial age.

A New England ghost town features a trail of boulders etched with intriguing life lessons.

The headquarters in Salem doubles as an occult art gallery.

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

Rising 30 feet in the air atop Quarry Hill, the Old Powder House is the oldest stone building in the state of Massachusetts.

A home covered with elaborate mosaic and other pieces of art.

A New York–based physician returned home to Spain to build his own elaborate monument to Christopher Columbus.

The oldest living cultivated fruit tree in North America.

The self-proclaimed world's smallest museum, located next to a Massachusetts sandwich chain.

A home decorated by its owner with eye-catching and captivating assemblages of found objects

This (occupied) house is 10 feet wide and full of spite.

This tower pays homage to a legendary Viking fort established in Massachusetts that never really existed.

One of the last remaining movie theatres in the country that features a rear-projection system.

The macabre graffiti spectacle in a quarry in a Massachusetts forest reservation.

Trash escaped from a landfill to fill beaches with all kinds of treasure.

A cave dug by a man directed by ghosts to find pirate treasure.

This headstone-like marker inscribed with three words has been an utter mystery for over a century.

Overflowing with shipping containers, this location has been transformed into a massive workspace for artists.

An anonymous art project beneath Longfellow Bridge where hundreds of trophies line the steel support beams.

Abandoned anti-ballistic missile base.

A living time capsule of the 1960s Richardson Bay water-front.

The rest of him lived another 61 years and was buried elsewhere.

A mysterious monument covered in a binary code marks the heart of tech.

An eatery within a Bay Area Buddhist temple pulls off all your favorite Vietnamese classics without the meat.