The two themes of martyrs and Mary symbolise some of the profound mysteries of human existence. One is concerned with birth and the other death; one with comfort and creation, the other with suffering and sacrifice. — Bill Viola

Both works are available to visit in an area of the cathedral designated for contemplation and meditation.

The installations are the first moving-image works to be installed permanently in a cathedral in Britain. They have been gifted to Tate, and are on long-term loan to St Paul’s Cathedral creating a collaboration between the two institutions that face each other across the Thames River.