The ruins of one of the first railroads in the U.S. lie hidden within a neighborhood cul-de-sac.

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

This area was once known for being a lawless haven for rough-and-tumble sailors, earning the maritime-themed nickname "the black sea."

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

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

The sprawling, eccentric estate of Ames and Ames, a brilliant botanist, and a genius inventor and artist.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

This small shop walked so America could run on Dunkin'.

The homestead of American patriot John Adams.

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

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

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

A men’s restroom became a sandwich shop.

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

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

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

Ice cream stand, snack bar, and time capsule of milk conveyance.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

Like stepping into a spooky fairy-tale, this shop carries the dark ideas of artists and other makers.

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

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

This former Masonic hall has been turned into an art project that uses even more metaphysical iconography.