A quirky museum paying tribute to the history of the optical industry.

Rejoice at Amsterdam's ‘pop temple,’ a former church reborn as a raucous music venue.

An 80-year-old house built out of newspapers.

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

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

Friction between grains of sand cause a curious "singing" sound.

A sign marks the location of an 18th-century sawmill allegedly owned by a wizard who employed Satanic imps.

On top of Gibbet Hill lie the ruins of a lavish turn-of-the-century estate that never quite came to be.

The head of a legendary creature allegedly killed during colonial times is now on display at a local restaurant.

This Victorian home turned opera house may have a phantom of its own.

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

This ambitious father and son team reigned supreme over the North End, and witches, for many years.

The oldest working bell set in North America, the bells at Old North Church sat silent for their first four years in Massachusetts.

Ice cream stand, snack bar, and time capsule of milk conveyance.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

Tragedy on Little Brewster Island memorialized.

Shelves covered in dozens of coffee bean varieties fill this North End institution.

A stone marker commemorating the first time sound was transmitted over wires.

Sacks of potatoes, made of cast stone, mark where the iconic potato sheds once stood along the river.

The massive machine creates cracking displays of indoor lightning.

The Boston square dedicated to the dark poet who was born nearby.

A three-piece musical sculpture installed between the subway tracks at Kendall Station near MIT.

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

An enormous, inside-out glass globe built in 1935.