A monument to the military service of America's greatest traitor refuses to even name him.

The first evidence of some of the Earth's earliest life was found in this fossilized undersea grotto.

Two mermen, eternally spitting into each other's mouths.

A beautiful multicolored mound formed by the mineral deposits of the Orenda Spring.

A peaceful international sculpture garden in upstate New York.

One man's swirling six-acre monument of stone.

Featuring the largest CinemaScope screen in Pennsylvania, this drive-in has entertained moviegoers for more than half a century.

A field of nothing but boulders which resembles a giant's gravel driveway.

A layered tribute to the work of mosaicist Isaiah Zagar.

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

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

The headquarters of the Fraternitas Rosae Crucis, complete with Rosicrucian pyramids, all in the Pennsylvania woods.

A beloved horticultural oasis on the grounds of a wealthy family's former estate.

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

Once on display alongside a giant Gumby, it’s as tall as a nine-story building when fully extended.

Delicate Wurlitzers, creepy clowns, and The Noid all share space in this insane explosion of kitsch history.

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

The final resting place of two members of the infamous Doan gang, notorious outlaws and Revolutionary War Loyalists.

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

Inside this 150-year-old barn turned antique shop is a vast array of items for curios hunters.

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

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.

Yo, Adrian!