The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The highest tides in the world come in and out here twice a day, allowing you to essentially walk along the ocean floor.

The city of Halifax still bears the scars of the largest explosion prior to the atomic bomb.

A morbid piece of memorabilia from the most famous shipwreck in current history is just one of the many poignant artifacts in this Canadian museum's collection.

A serene plaza that commemorates one of the Granite State's most iconic figures.

According to the experts at the Guinness World's Record office, this is the longest candy counter in the world.

This modern medieval weapon of war was built to toss pumpkins.

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

Maybe the only missile installed in a public park, this Cold War leftover was one of the first to carry a nuclear warhead.

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

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.

This exhibit is devoted to the games and wonder that Hasbro has brought children worldwide.

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

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

The largest collection of historic military firearms in the United States.

Run by a eugenics advocate, this aging institution conducted secret radiation experiments sponsored by Quaker Oats.

A little Lego easter egg is hidden underwater in the Boston Tea Party tableau at Miniland.

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

The massive machine creates cracking displays of indoor lightning.

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

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

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

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