I was walking inside the military base heading to report for duty.Suddenly something change in the air,everything got silent and by instinct i look straight above me.It was a black triangle with no lights,size about 60feet wide 40-45feet length.It was traveling very slow(10km/h 6-6.5m/h) at 30 feet above my head,i felt that i could reach out and touch it.Place:K.E.E.M.(Military Base)C.Town:Sparta(Greece)Region:PeloponneseMark:36*57'35.19" N22*29'41.64" E