Forum Friday: What’s in your story cellar?

I keep notes in many scattered places on things– places, events, phenomenon, mythology, unsolved mysteries, diseases, science, etc.– that I think would make for a good story, or else that fascinate me and would therefore be interesting to use in a story.

Among them:

Since these things are “fermenting” in my subconscious (or perhaps more accurately, my hard drive) like grapes into the wine that is stories, I am calling the collective of such lists my story cellar.

What about you? What are some of the ingredients steeping in your story-crafting cellar?