The iconic Manhattan corner that was once the site of the Beastie Boys' fake clothing store.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

A bit of retro transportation flair preserved in the world's largest department store.

Brooklyn's most iconic restaurant, resurrected.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

This massive home was constructed by one of the greatest conservationists in Colorado history.

A unique auditory experience right on the sidewalk.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

This elaborate tunnel is the first structure composed of cast concrete in the United States.

Visit the monolithic tomb of America's most famous general.

Come for the gun-toting hillbilly madman, stay for the ice-cream loving basketball bears.

The mass grave of a heroic Revolutionary War regiment sits below an empty lot near the Gowanus Canal.

Even Henry David Thoreau found this glacial pothole irresistible.

The Old Man of the Mountain’s less-famous, but still beloved little brother is said to resemble a leader of the Abenaki tribe.

Once a private collection, now the only museum of arms and armor in the Western Hemisphere - CLOSED.

One of the last remaining movie theatres in the country that features a rear-projection system.

This supermarket is suspended 25 feet above an interstate highway.

The most famous location in China was home to whole dynasties worth of imperial rulers.

The embalmed remains of the communist leader lie within a custom crystal coffin.

This piece of peacetime naval wreckage memorializes the tragic sinking of the USS Maine--an event which sparked the Spanish-American war.

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

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

This nearly endless university hallway is home to a unique sunset known as "MIThenge."

A vibrant, 100-foot-tall mural dedicated to Evelyn Nesbit, the tragic icon of the Gilded Age.