Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

This abandoned train tunnel has been the subject of countless ghost stories for years.

An abandoned stretch of highway, deteriorating next to the operational one.

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

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

A remarkable time capsule of American manufacturing deep in Maryland coal country.

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

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

The ruined remains of a coal mining ghost town are hidden within the woods.

The largest burial mound in the United States holds the remains of prehistoric West Virginians.

The museum calls itself the "National Museum of the Paranormal" and is full of eerie oddities.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

Despite its lavish ornamentation, and wholesome lifestyle of its devotees, this mountain commune has faced its share of issues.

This abandoned dream castle and its cemetery look out over the city that once inspired their creation.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

Originally a cemetery, this city park remains speckled with a handful of scattered gravestones.

Francis Julius LeMoyne built this crematory in 1876; he was the third person to be cremated here.

Could it have picked a better place to land?

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

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

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

This little museum in the town where zombies were born celebrates the living dead.

A preserved 18th century homestead in Western Pennsylvania marks the spot where the Whiskey Rebellion began.