Zürich opera house open door initiative

Check out this wonderful Zürich opera house initiative. Every evening in December until Christmas eve, everyone can simply walk into the foyer and listen to about 20 minutes of high quality classical music. Awesome, people friendly and well delivered experience economy innovation. Read more about the musical advent calendar here: https://www.opernhaus.ch/en/home/extra/musical-advent-calendar/ beautiful open door experience. Thank you musicians, organizers and http://www.swissre.com/