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

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

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

A Harvard-area eatery preserves the uncovered tiles of its century-old predecessor.

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

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

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

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

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

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

A tiny monument to the classic American candy.

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

This is the house that spite built.

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

Statue commemorating the use of ether in anesthesia.

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

Commemorating the 1948 creation of the Jimmy Fund, a Boston-based cancer charity.

A beacon atop a downtown building provides Bostonians with weather forecasts and baseball news.

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

This hotel was the site of major events in sports and radio history. It was also used as a detention center during World War II.

The final resting place of the first documented Chinese person in the United States lies in a Boston cemetery.

Former home of an abolitionist couple who escaped slavery and established the most active Underground Railroad stop in Boston.

The Boston home of a conductor on the Underground Railroad.

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