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

Resonating tubes make music from highway overpass.

A careful eye can find hundreds of dinosaur tracks running along the Connecticut River.

It was an experiment to prove that glacial boulders and rocks can be used in constructions and dwelling.

The site of the first "historically true" UFO encounter in the U.S.

A spooky and decrepit mental health facility is slowly being replaced with newer digs.

This picturesque abandoned home is rumored to be a spite house.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

This historic graveyard monument is dedicated to a tragic victim of witch trial hysteria.

"Mock all and sundry things, but leave the saints alone."

The railroad tunnel nicknamed the "Bloody Pit" for taking the lives of hundreds during its construction.

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

It's not a typo, now say it five times fast!

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

From economic backbone of a community to deadly diving hole, these former stone quarries are now a park for rock climbers and graffiti artists.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

This landmark cemetery in Boston was created more than 300 years ago.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

This railroad tunnel was once the longest in Massachusetts.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

A mysterious collection of stones stand outside a small New England town.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

Narrowest house in Boston.