https://www.deutschegrammophon.com/de/kuenstler-innen/diverse-kuenstler/neuigkeiten/stage-celebrates-world-opera-day-with-new-app-suite-for-google-play-and-samsung-galaxy-stores-277281
STAGE+ Celebrates World Opera Day with New App Suite for Google Play and Samsung Galaxy Stores - Diverse Künstler
world opera daynew appstagecelebratessuite
https://www.operaamerica.org/programs/events/world-opera-day/
An international initiative to showcase the ways opera companies and artists enrich the livelihood and civic fabric of their communities.
world opera day