According to legend, the Devil left a footprint behind after an epic showdown with a traveling priest.

Palatial mansion estate used in films including "Flowers in the Attic" and "The Witches of Eastwick."

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

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

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

In 1958, an MIT fraternity pledge laid down on this bridge and instituted a new, unique unit of measurement.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

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

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

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

Narrowest house in Boston.

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

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

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

The colonial home of Paul Revere during the American Revolution.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

The last remaining 19th-century tenement from Boston's old West End neighborhood.

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.

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

An inclusive, climate-resilient playground honors the life of a young Boston Marathon bombing victim.

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

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

A luxury hotel constructed out of a former jail.