we where looking for old indian artefacts whe we saw it coming from tierra del fuego {south} it was big and silent and dull black also it was silent at first but when it got closer we felt the vibration we felt it in our bones and teeths and then the smell it was like when a lighting strike or when you are near electrical switch gear the humming sound and smell the it hoovered over us for about one minute till the 3 pucaras{argentinian made planes}started chasing it it tooked off like abullet towards the east and desapeared over the water that night that was all but 2 nights later it returned we didnt see it {we where inside the van sleepin} but we smell it perfectly from the van and then some llamas{like small camells}stanpeded and crashed against the van trayin to run away from it thats when we decided to go home see if the llamas ran is becouse there was danger and we didnt want to stick around to find out wether it was safe or not im 55 years old now but the smell willnever go away from my nostrils never specially that we knew that there was beings inside that machinemy friends do not want to be mentioned in this report becouse they where employed by the argentinian goverment at that time and where not suppoused to be in that area at that time but im not argentinian so im not afraid to tell about it they could provide anonymously a repport of what we saw that night