The former estate of the Guggenheims, part of the opulent Gold Coast that inspired the Great Gatsby.

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

A town trapped in time - 1958 to be exact.

In the middle of suburban Staten Island, a nearly 150-year-old bakery is preserving the art of a disappearing New York treat.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

A unique sculpture park that specializes in the huge and bizarre.

Destructive children, start your engines.

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

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

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

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

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

America's first serial killer rests in anonymity.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

A layered tribute to the work of mosaicist Isaiah Zagar.

This beloved marketplace mascot poops money and grants good luck.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

Step into a pastel time capsule where candy is truly dandy.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

The oldest living organism in New York City. Maybe.