This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

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

Yo, Adrian!

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

The oldest surviving botanic garden in the United States.

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.

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

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

A rare view of a preserved Victorian science museum.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

Mysterious rocks that ring musically when struck.

Where America's first doomsday cult awaited the end of the world.

A layered tribute to the work of mosaicist Isaiah Zagar.

World's first "penitentiary," meant to be humane, drove men insane.

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

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

A toxic ghost town sitting atop a massive coal fire.

On the second floor of a small town library is an homage to angling and memorial to a great local fisherman.

A once grand hotel is being retaken by the wilderness it once capitalized on.