(originally posted by: alexis arnold)
This is my favorite unsolved mystery ever. While I'm not convinced of all the theories, i'm fascinated by how many there are! I think my favorite theory is that of the Karman Vortex Street effect. I'd never heard of it before and it's such a bizarre phenomenon.
(originally posted by: kellymwolfe8)
This is one mystery I've looked into over the span of three years and I'm still confused about what happened to them