General fact: 2899 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 2899 is an unremarkable number.
Trivia: 2899 is an unremarkable number.
Historical date: December 8th is the day in 1987 that Frank Vitkovic shoots and kills eight people at the Australia Post building in Melbourne, before jumping to his death.