This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

The oldest of only three existing statues of the great novelist stands in a city he did not care for.

Frank Lloyd Wright built this suburban synagogue late in life, but it stands among his most iconic masterpieces.

An Olympic hero stripped of his medals is buried in a town he never visited, which took his name after his death.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

A pride of the state, this working museum crafts pottery mosaics in the style of Pennsylvania's earliest European settlers.

These lush botanical gardens employ the most purrfect pest control force.

An Irish Memorial commemorating those who perished due to potato blight.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

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 hidden gem of a garden has one of the only surviving Victorian ferneries in America.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

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

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

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

Yo, Adrian!

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

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

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

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.