This parking garage was the site of what was - at the time - the largest cash robbery in history.

Historic Hull Street was actually the first street with a proper name in the Boston area.

Narrowest house in Boston.

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

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

Tragedy on Little Brewster Island memorialized.

This memorial honors those who served on Gallops Island Radio Training Station during the second World War.

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

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

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

Stolen goods adorn the organ at Old North Church.

The location of one of the first private Catholic schools in the country, providing a valuable sanctuary during the tumultuous period when Protestant and Catholic students were at odds.

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

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

One of the indelible moments of the American Revolution took place at this location.

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

This area was once known for being a lawless haven for rough-and-tumble sailors, earning the maritime-themed nickname "the black sea."

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

A mysterious stone embedded at the base of a historic Boston building.

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

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

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

Dedicated to one of the darkest moments in Irish history.

The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.