i like mine, it's a malorn tree that growed in Lorien (a huge tree who looked like it was made from silver with golden leaves) it's the banner of the Galadhrim (3th age Teleri)
UFO's are the elves from valinor returning to earth i think there are many explenations for UFO's, some are meteors, some are militaire aircrafts (i think) mostly people see only lights, but cann't identify it