This piece of peacetime naval wreckage memorializes the tragic sinking of the USS Maine--an event which sparked the Spanish-American war.

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

Bouncing, delightful, mechanical art at the MIT Museum.

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

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.

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.

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

This is the house that spite built.

Run by a eugenics advocate, this aging institution conducted secret radiation experiments sponsored by Quaker Oats.

True to its name, this bouncy walkway may be the world’s smallest suspension bridge.

The most photographed house in Maine looks good enough to eat.

A giant telephone commemorates the last "crank" call ever made in the U.S.

This World's Fair showpiece was built in Chicago, but shipped to Maine.

A century after his death, this covered bridge still calls to mind the plein air painter who loved it.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

A historic bridge with a lovely acoustic anomaly.

These beautiful garden buildings are among the oldest surviving greenhouses in the United States.

A showcase of geologic history is home to one of the largest collection of lunar meteorites on Earth.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The oldest philatelic museum in the United States.

In the middle of a New England forest sit the crumbling ruins of World War II-era ammunition storage bunkers.

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