From bench to vandalism to art, this silly prank seat was funny enough to become permanent.

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

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

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

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

Narrowest house in Boston.

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

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Two thousand artifacts from around the world collected by one woman who loved to travel.

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

A unique columnar residence built in the 19th century.

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

The self-proclaimed world's smallest museum, located next to a Massachusetts sandwich chain.

Museum dedicated to awful artwork.

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.

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

Bouncing, delightful, mechanical art at the MIT Museum.

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

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

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

A 26-foot shark sculpture—a statement about bombs—set off a municipal battle royale.

A sweet symbol marks the place where torturous executions were once carried out.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.