This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

This historic New Orleans cemetery is the final resting place of members of the Independent Order of Odd Fellows.

This Birdsill Holly fire hydrant is the remnant of a very different type of hydration innovation.

This relatively recently abandoned brewery is a tragic reminder of the continuing effects of Hurricane Katrina.

Made of giant chains and hung with shackles, this iron cross honors those unknowns who perished under American slavery.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

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!

Mural made of 100,000 pieces of hand blown glass, and one of the largest glass murals in the US.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

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

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

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

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

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

First planned industrial community in the United States.

This old steel industry company town has a tradition of parking cars on the sidewalk so people can walk in the narrow streets.

A display of magnificent stained glass windows is the first exhibit of its kind.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.