Two Hour Nia Marathon at L’Usine Opera Nia at L’Usine Opera on November 15 at 14.30! If you can’t make to my Nia Happy Hour class on November 6, join me for this two hour Nia class at L’Usine Opera. After the class you will be able to use sauna and hammam while exploring with exclusive fitness club in Geneva. Hope to see you there! Share this:TweetMoreLike this:Like Loading... Related