A giant green dragon crawls down from the roof of the Providence Children's Museum.

Rhode Island's tallest building bears a resemblance to the "Daily Planet" building and has been empty for more than five years.

A work of art that pays homage to a Victorian timepiece in Providence.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

A museum dedicated to the alleged Roswell Incident.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

This shrine commemorates the site of the first known Catholic mass in the United States.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

One of the oldest, tallest, and most haunted lighthouses in America.

Built around 1723, this is the oldest surviving home in the U.S.'s oldest colonial city.

A tribute to Ponce de Leon's supposed quest for eternal youth.

America's first wax museum opened in 1948.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

It's a pretty creepy lock-up.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

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

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

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

This memorial garden is the final resting place of many beloved pets including that of a famous explorer.

The hill that gave the Massachusett tribe, and later the state, its name.