One Pittsburgh musician's decades-in-the-making memorabilia collection is on display at this rock-n-roll curio shop.

This stately 19th century library pushed architectural boundaries at a time when the public library movement was just taking off.

A museum commemorating the Donora Smog, which killed 20 people in October 1948 and sparked national outrage over air pollution.

An occult-y, historic hotel with the World's Largest Ouija board on the roof.

Penn State's giant bug collection.

A miniature golf course crafted inside the world's largest simulated cave.

"Where the ducks walk on fish."

Nothing says indulgence like a 1,500-pound chocolate castle.

A retrofuturistic art installation in the Pittsburgh Airport.

A pride of the state, this working museum crafts pottery mosaics in the style of Pennsylvania's earliest European settlers.

Intricate storybook scenes are tucked inside these shadow boxes, which are tucked inside a library in the Pocono Mountains.

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

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

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

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

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

Could it have picked a better place to land?

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

An ideal wedding spot that is almost too ideal.

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

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

A quirky collection of outsider art made from automobile parts.

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

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.