A collaborative, multimedia project inspired by the altars of the Renaissance and the Baroque, which can be seen as a representation of the journey of the human soul.
"Virgin Sophia of the Night", compositions used: Two Meditations on themes from the Journal of Existence for cello (in 1/2, 1/3 and 1/6 tones) and piano Op. 7 (1918-1919, rev. 1976), Etude sur la carre magique sonore Op. 40 (1957, rev. 1970) for piano, Arc-en-ciel Op. 37 (1956) and Arc-en-ciel II Op. 52a (1956-58) for 6 pianos tuned 1/12 tone apart, Chant douloureux Op. 6 (1918) for violin (in 1/2, 1/3, 1,4 and 1/6 tones) and piano, Chant nocturne Op. 11 (1927, rev. 1971) for violin (in 1/2, 1/4, 1/6 and 1/8 tones) and 2 pianos tuned 1/4 tone apart.
"Libra", compositions used: Viola sonata Op. 34 and works for 2 and 4 pianos tuned a quarter tone apart (Etude sur le mouvements rotaries Op. 45c, Dialogue Op. posth, Etudes sur les densites et les volumes I & II Op. 39bis, Dithyrambe Op. 12)
"Still life in red (Martha and Mary)", compositions used: 24 Preludes dans l'echelle chromatique diatonisee a 13 sons, Op. 22 (1934/rev. 1960/70), Etude sur le mouvements rotaries Op. 45a (1961)