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

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

Each August, one of the largest religious (and food) celebrations in the country is held in Boston.

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

The massive machine creates cracking displays of indoor lightning.

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

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

This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

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.

On top of Gibbet Hill lie the ruins of a lavish turn-of-the-century estate that never quite came to be.

"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 only structure left with direct ties to the Salem witchcraft trials of 1692.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

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

One of 100 “Whaling Wall" murals painted in 13 different countries by a renowned marine life artist.