The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

A lush green oasis in the middle of Chicago.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

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

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

MIT students continue the legacy of beloved professor "Doc" Edgerton through learning by doing.

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

Final resting place of the author who wrote the ghost story "The Turn of the Screw," and his brother, the Harvard doctor and paranormal investigator.

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

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

This hidden labyrinth offers walkers some brief peace of mind.

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

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

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

This is the house that spite built.

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

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

The Boston home of a conductor on the Underground Railroad.

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

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

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.

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."