On the initiative of soprano Amélie Robins with the help of soprano Vannina Santoni and tenor Florian Laconi, this great concert opens the humanitarian branch of CALMS. "Un Monde, Une Voix" will be presented on January 30, 2022 at the Marseille Opera. For this first edition, all proceeds will be donated to the Un Enfant par la Main association, whose mission is to support the most disadvantaged children and families in the world through child sponsorship and project financing.

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The first edition of Un Monde, Une Voix offers an exceptional line-up. About fifteen artists from the great national and international opera scene will perform the most beautiful arias, duets, trios and ensembles of French and Italian opera.