In the 19th century, this was the center of Boston's Black community.

A centuries-old church stands as a testament to Boston's "father of architecture."

The largest collection of historic military firearms in the United States.

The world's largest piece of copyrighted artwork.

Dedicated to one of the darkest moments in Irish history, this memorial has faced its fair share of backlash.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

A more than 260-year-old crypt built on Boston's oldest English burial ground.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

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

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

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

Narrowest house in Boston.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

The site of Paul Revere's historic two lantern warning.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

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

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

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

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

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