Music Relax No Ads Spiegel im Spiegel – Arvo Portion A masterpiece of minimalism by Estonian composer Arvo Pärt; ‘Spiegel im Spiegel’ is enduringly well known with the relaxed, even now environment it inhabits, in a very world that is definitely so often considerably more noisy and frantic. we do. https://www.youtube.com/watch?v=BkaFW11OGEs