Funny thing at the opposite of Moi ;)

 From:  Frenchy Pilou (PILOU) 29 Oct 2021  (1152 of 2956) 
4446.1152 
My first try :)
Click on the Green object ;) (zoom mouse wheel etc...) Rotate with the mouse for roller coastering! :)

EDITED: 29 Oct 2021 by PILOU