After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

A daily replay of the experiment that proved the rotation of the Earth.

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.

One of the best places to see feral Colonial Spanish Mustangs in the United States.

This giant head is all that remains of a once proud statue that survived an earthquake but not a fall off of a wagon.

Visit a replica of the estate where Aaron Burr allegedly plotted a treasonous scheme against the United States.

The largest burial mound in the United States holds the remains of prehistoric West Virginians.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

Home to several unusual artifacts, including a huge painting of George Washington.

The failure of one component toppled this entire bridge during rush hour.

One of the few places where you can explore a 1918 paddlewheel steamboat from stem to stern.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

The crash of this great airship signaled the beginning of the end for dirigibles.

An obsolete, vanishing traffic device warns Cincinnati drivers away from middle-of-the-road obstructions.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

The final resting place of New Orleans' most famous voodoo priestess.

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.