Who occupied our world before this current civilization?
Cousi, that was a truly remarkable experience. I can safely say that I haven't had one even close to it. I think your idea about a thread on unexplained experiences is a good one. Unfortunately, I for one would have precious little to contribute.
For the record, "Lucky star" would involve winning the lottery or finding that lost watch you've been searching for. Not things that make you need fresh underwear.