This small shop walked so America could run on Dunkin'.

This supermarket is suspended 25 feet above an interstate highway.

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

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

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

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

This tower commemorates the spot where George Washington hoisted the Grand Union flag.

Three prestigious academic collections come together to create a world-class natural history museum.

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

The thousands of shades on display — some toxic, others impossibly rare — are a library of more than just color.

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

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

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

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

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

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

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

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

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

Beautiful steampunk ghosts of early Massachusetts.

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

The bears may be gone, but their old cages can still be found.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

A beautiful Victorian-era cemetery, complete with a miniature village.