1) Carl Tanzler: https://the-line-up.com/carl-tanzler-mummy-dream-girl

2) Greek Fire: https://allthatsinteresting.com/greek-fire

3) 400 Year Old Greenland Sharks: https://www.bbc.com/news/science-environment-37047168

4) Tunguska Event: https://coolinterestingstuff.com/unexplained-events-the-tunguska-event

5) Ever Burning Lamps: https://www.historicmysteries.com/ever-burning-lamps/

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