I dunno if anyone mentioned this one but I found out about this girl a few years ago and she's still missing. There have been really convincing stories of sightings of her with strange men
Malaysian Airlines is one of the creepiest. A massive plane just vanishes in thin air.
The eskimo one too.
Single people vanishing doesn't surprise me. People are kidnapped and murdered, nothing mysterious. But whole towns and planes dissapearing. Some alien crap.