This supermarket is suspended 25 feet above an interstate highway.

The haunting history of a little girl lost.

This cave was once thought to be a hiding place for the devil.

The right to a full beard is honored by the grave of a man who was attacked and jailed due to his facial hair.

A tribute to the couples who brave long periods of separation during wartime.

All that remains of the Whittall mansion are the ruins of the formal garden and its pergola, dedicated to the late Matthew J. Whittall by his widow.

This sprawling 18th-century cemetery features unique and beautiful gravestones, including one shaped like a tree.

The mansion home of author Edith Wharton.

Millions of numbers carved in glass represent the tattoos forced upon victims.

The pleasant woodland cemetery that has inspired more than its fair share of wild legends.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

Overgrown ruins of a turn of the century island fort that sees very few visitors.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

Resonating tubes make music from highway overpass.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

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

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

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

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

This historic patch of real estate offers a glimpse of colonial Boston.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

This railroad tunnel was once the longest in Massachusetts.

"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."