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

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

Priceless space junk on display in front of a local Dairy Queen.

Yo, Adrian!

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

This recreation of a 19th-century dime museum is full of oddities.

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

This might just be the TARDIS of bookstores.

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

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

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

Mysterious rocks that ring musically when struck.

The world's oldest continuously operating airport was founded by the Wright Brothers.

A lawn full of retired spacecraft on display at one of NASA's first research labs.

Electronic inventions that resulted in products and systems we use every day are on display in this labor-of-love museum.

A remote horde of architectural treasures fit for Indiana Jones.

The Forest Service's surprisingly sophisticated collection of wildfire prevention art features America's most beloved bear.

Ship skeletons haunt Baltimore's waterways.

The shelves in the back of this thrift store are devoted to saving, not selling, retro tech.

Walk through the history of American pop culture.

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

This free, take-a-book shop seems like a trick but isn't.