The last remaining 19th-century tenement from Boston's old West End neighborhood.

The poems Nathaniel Hawthorne and his wife Sophia etched into its windows are still visible today.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

The first American department store, and home to the largest operating musical instrument in the world.

This elaborate towering structure was once famed for its revolutionary height.

Alexander Hamilton’s creation caused quite a bit of controversy.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

Yo, Adrian!

Dr Barnes' $25 billion private collection of art and arboretum.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

This beloved marketplace mascot poops money and grants good luck.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

This former coal gasification plant found a curious second life as a popular public park.

The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.

The castle that provided the setting for much of 'Monty Python and the Holy Grail' is now a pilgrimage site for fans.

This ostentatious Italianate palace of an Oklahoma billionaire is filled with several themed mini-museums.

This graveyard is the eternal home of many brave pioneers who settled the Great Northwest.

A Roman-style column in Oregon hides a spiral staircase inside.

A tribute to the Nirvana frontman hides beneath the bridge that was the singer's beloved hangout spot.

The eerie remnants of an ancient forest were hidden under the sand for centuries.