Hut with supplies for shipwreck survivors.

This candy-colored storybook village originated as a 19th-century Methodist campground.

For 20 years, this whale skeleton has been slowly dripping oil on the floor of the museum where it hangs.

A coastal rock outcrop with mysterious inscriptions variously attributed to Native Americans, Portuguese, Phoenicians, Norse, and more.

A stunning garden filled with fantastical environmental folk art and sculptures.

A careful eye can find hundreds of dinosaur tracks running along the Connecticut River.

Resonating tubes make music from highway overpass.

Home to the Titanic Historical Society's collection.

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

The massive machine creates cracking displays of indoor lightning.

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

Naturally formed white marble arch housed in an abandoned marble quarry from the 1800s.

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

The thousands of shades on display — some toxic, others impossibly rare — are a library of more than just color.

A historic bridge with a lovely acoustic anomaly.

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

Over 50 whirling pools left behind from the glacial age.

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

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

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

A single light illuminates one man's overshadowed contributions to street lamp history.

Unicorns, elephants, and bears, oh my!