The video game-themed street art first popped up in the French city.

This modest plaza in Moneygall, Ireland has cashed in on its distant connection to the U.S. president.

The modern birthplace of Irish freedom.

A hugely vast Irish landscape of barren rock that stretches for miles.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

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

Elevated freight railway turned wildly successful urban park.

This supermarket is suspended 25 feet above an interstate highway.

Dispersed across 45-acres, 39 structures house a massive collection celebrating American Folk Art.

According to folklore, Vermont's slanted windows were installed to keep witches from flying into the house.

A massive sustainable farm designed by the mastermind behind Central Park.

A New England curiosity cabinet, one hundred years on.

This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

This exhibit is one of the largest and most well-preserved collections of Jurassic-era trackways in the United States.

Mass Grave of 48 colonists killed in a raid by Native Americans and the French in 1704.

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 mighty room where the poet spent most of her life is available to rent for an hour or two.

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