This plaque commemorates the call between Alexander Graham Bell and Thomas A. Watson.

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

A three-piece musical sculpture installed between the subway tracks at Kendall Station near MIT.

This plaque is dedicated to one-half of the Magliozzi brothers and their hit radio show, 'Car Talk.'

MIT students continue the legacy of beloved professor "Doc" Edgerton through learning by doing.

One of the last remaining movie theatres in the country that features a rear-projection system.

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

Memorial to a beloved puppeteer as well as all street performers.

Whimsical cookie-themed plaques mark the birthplace of the Fig Newton.

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

One man's psychedelic fence is painted with his cacophonous folk art musings on the world.

This nearly endless university hallway is home to a unique sunset known as "MIThenge."

A tiny monument to the classic American candy.

One of America's most historic homes also holds a startling literary legacy.

This massive World War II calculator hearkens back to the days when "computer" was a job title.

This is the house that spite built.

Impossibly life-like natural history models created out of glass by a father and son.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

A plaque marking the famous abolitionist's birthplace often overlooked by visitors to the nearby Charles Sumner House.

America’s oldest community theater, this Boston club has been in operation since 1877.

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