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

For decades, it has disappeared and reappeared as water levels rise and fall.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

Hidden behind West Philadelphia rowhomes is a haven for migratory and local bird species both ordinary and rare.

This forgotten building was one of the few Philadelphia-area breweries to survive Prohibition.

A soon-to-be-forgotten roadside spectacle loaded with local lore.

A hidden piece of Altoona's railroad history in a long-forgotten abandoned town.

According to local myth this cemetery is half evil spirits, half good—split down the middle.

A rock maze opens up to a panoramic viewpoint at an abandoned mine full of ghost stories.

North America’s largest collection of horological devices and home to a colossal clock with a dizzying array of features.

Journey through a collection of over 35,000 Halloween items from all generations.

A quirky collection of outsider art made from automobile parts.

The last street in Pittsburgh that's paved with wood.

This restaurant offers a side of antiques, curios, and a bathroom chock full of owls.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

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

These lush botanical gardens employ the most purrfect pest control force.

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

North America's oldest quarantine facility was built in response to Philadelphia's 1793 yellow fever outbreak.

Locals call this magical moss-covered walkway the "Emerald Path."

Long hidden under grime, the politically radical murals of a little known Yugoslavian master are finally getting their due.

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

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

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