Pennsylvania home is the entrance to a cave that’s been closed for 70 years

Pennsylvania home is the entrance to a cave that’s been closed for 70 years

Have you ever seen something in a movie or online and thought, "That's totally fake," only to find out it's absolutely a real thing? That's sort of how this house in Pennsylvania comes across. It just seems too fantastical to be real, and yet, somehow, it actually exists.The home sits between Greencastle and Mercersburg, Pennsylvania, and houses a pretty unique public secret. There's a cave in the basement. Not a man cave or a basement that make…