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

"Mock all and sundry things, but leave the saints alone."

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

Narrowest house in Boston.

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

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

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

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

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

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.

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 real plaque marks the spot where a Faulknerian character committed fictional suicide.

One of the now-less-hidden floral gems of the "Emerald Necklace."

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

An enormous, inside-out glass globe built in 1935.

This resort community was known as the "Black Eden of Michigan."

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

You'll need cowboy boots to trek to this old-fashioned saloon nestled in a giant natural cave.

Famous for its bio-luminescent inhabitants, known as "dismalites."