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

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

A toxic ghost town sitting atop a massive coal fire.

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

A layered tribute to the work of mosaicist Isaiah Zagar.

Step inside Lucy, the world's largest "elephant."

This iconic Lancaster everyman has been reading the same story since 1980.

An industrial waste tourist attraction.

Don't get it twisted: This is the oldest pretzel bakery in the United States.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

This jail which was in service for over a century is now open for curious visitors.

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

A failed piece of Orientalism has become the proud symbol of a community.

Yo, Adrian!

The oldest farmer's market in America is so ancient it was approved by the King of England.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

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

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.

In which a local geological marvel becomes a quaint roadside attraction.

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

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

This English-inspired Maryland garden is home to acres of opulent plant life including bushes shaped into an entire fox hunt.

A replica of the first public theater built in California.