F 86 crashed on Cuba in 1959, never seen since... hmmmm

 F-86D-40-NA Sabre/52-3893 *1959: Puerto Rico ANG 198th FIS. *8/15/1959: Ran out of fuel and crashed in Chapana Province, Cuba. *Wreck disappeared and has never been found.

http://www.forgottenjets.warbirdsresourcegroup.org/F-86D.html