Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

"The Most Boring Road in the State."

Strange physical sensations and optical contradictions keep visitors coming back for more.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

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.

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

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

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

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

A plaque marking the famous abolitionist's birthplace often overlooked by visitors to the nearby Charles Sumner House.

This supermarket is suspended 25 feet above an interstate highway.

A centuries-old church stands as a testament to Boston's "father of architecture."

In the 19th century, this was the center of Boston's Black community.

The Burnside Fountain and its questionable interpretation.

Dedicated to one of the darkest moments in Irish history, this memorial has faced its fair share of backlash.

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

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

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

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

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

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

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.