Approaching the Church by the side-road, first the three enormous shells show their presence. They give a feeling of lightness – given by the small thickness of the shells (about ... cm) and the mounting waves movement it suggests - and, at the same time, heavy - due to the absence of openings on large white concrete surfaces. The shells are made by prefabricated self-substainig concrete panels, double curved, (dimensions 400 x 400 x 80 cm) and assembled dry. Italcementi developed and patented a new type of white self-cleaning cement, called Bianco TX Millennium. The cantilever reached is impressive, related to the thickness and extension of the “sails”.