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

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

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

Washington's iconic carousel has a nice piece of Civil Rights history.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

The monument's pointy aluminum tip has been melted down by repeated lightning strikes.

This chain of artificial lakes was an ideal test ground for the aircraft that would carry the "bouncing bombs" used by the WWII "Dambusters" squad.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

Huge winged monument in the United Kingdom.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

There aren't too many operational funiculars around, but Pittsburgh has two!

Concrete strongholds stand guard over the Golden Gate.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Eighty million natural history specimens call this gargantuan museum home.

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

Discovered by cows, these upstate New York show caves are presented with a healthy dose of psychedelic folk art.

One of the most scenic falls in Massachusetts has a history of death and grim legend.