One time I was on a road trip with some friends. One of my friend's grandparents owned a small farm in northern Iowa. We stopped there for the night to take a break and rest up. At one point in the night I heard a spooky howling sound that woke me up. I looked out the window and the sky was glowing green and had a magical spookiness about it. I went outside to stare at it and came to the realization that the howling was wind moving between the grain silos and the sky was green because of solar wind interacting with the Earth's magnetosphere. But there was a moment when I thought I was on a haunted farm