The world's largest piece of copyrighted artwork.

The infamous Boston Mob ran rackets from an office here in the 1970s.

Second largest wastewater treatment plant in the country.

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

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

A disastrous shipwreck and a tragic love story.

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

The filming location of a shark attack in Steven Spielberg's famous shark movie.

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

Rising 30 feet in the air atop Quarry Hill, the Old Powder House is the oldest stone building in the state of Massachusetts.

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

Civil War Fort on an island in the Boston Harbor.