The famous bell was secreted away and hidden in a church in Allentown during the British occupation of Philadelphia.

Once used to screen films for theater owners to rent, this historic building is now a start up hub.

A planned settlement in Pennsylvania once housed the aristocratic refugees of the French Revolution.

A retrofuturistic art installation in the Pittsburgh Airport.

Hundreds of protractors affixed to surfaces all over the city.

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

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

A museum dedicated to the history & joys of the trail & your best chance to see hikers throwing up ice cream.

An otherwise quiet campground becomes a bustling medieval town for two weeks every year.

An 18th-century Catholic church converted into an eccentric temple of music and bacchanalia.

This collection honors the iconic, and proudly American lighter that just won't quit.

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

The mortal remains of a Russian prince, priest and paranormal investigator who came to America in 1792.

This huge, disused viaduct is now a crumbling concrete underworld of covered in years of graffiti.

One of the U.S. Forest Service's only mansions is outfitted with a dinner table for floating food.

Its vintage camera collection gives a snapshot of the past as viewed through a photographic lens.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

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

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

One of the oldest log cabins in America is one of the last of its kind this historic Swedish dwelling remains a piece of living history.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

Contrary to what one might expect, ice forms inside this small cavern during the summer and melts during the winter.

It would take 35 firetrucks to fill this enormous glacial pothole.