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

A diorama of the Civil War, fought by cats.

A retired firefighter created this contraption so he and his family wouldn't die if accidentally buried alive.

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

The only geyser in the state of Pennsylvania is caused by pressure from an abandoned coal mine outside of the ghost town Centralia.

Step into Monet's world at this fine-dining restaurant in the middle of a New Jersey sculpture park.

Surrounded by industrial sprawl, a small monument marks the site of William Penn's first landing in Pennsylvania.

This might just be the TARDIS of bookstores.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

A tiny, unmarked beer and whiskey bar above an Ethiopian restaurant in West Philly fails to conceal live bluegrass.

Where the famed frontiersman was born, raised, and survived Quaker intrigue

The oldest surviving presidential residence in the United States.

Mysterious rocks that ring musically when struck.

Contrary to popular belief, this secluded statue doesn't represent Pennsylvania's founder.

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

Designed by Horace Trumbauer in 1893, this Gothic-style castle is now a home for academics.

A "house to which to flee" for settlers in colonial Pennsylvania.

The site of a tragedy in 1908 that claimed the lives of 171 people and changed fire safety laws across the state.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

The remains of an ancient Roman city are hidden underneath Bologna's beautiful public library.

The secret medieval communication system will whisk your words above the noise of the crowd.

Long-abandoned art nouveau baths beneath Milan's Piazza Oberdan.

One of the world’s smallest bars, just 13 square feet, is brimming with speakeasy flair.

An Irish Memorial commemorating those who perished due to potato blight.