An elaborate, hidden model train in the Needham Town Forest.

Founded by the famed children's book artist, this museum spreads an appreciation of the arts through picture books.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

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

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

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

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

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

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

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

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

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

Friction between grains of sand cause a curious "singing" sound.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

An eccentric inventor's castle home with its own indoor weather system.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

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

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

An enormous, inside-out glass globe built in 1935.