The most gigantic, swoony, intimidating trio of fingers in all of antiquity.

This restored eighth-century palace is a shining example of ancient Umayyad architecture.

This stone in Lexington honors a formerly enslaved man who fought during the American Revolution.

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

This location holds the truth to what truly happened that faithful night.

"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."

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

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

From economic backbone of a community to deadly diving hole, these former stone quarries are now a park for rock climbers and graffiti artists.

The bears may be gone, but their old cages can still be found.

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.

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

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

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

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.

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

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

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