The high sonic quality of the classical amphitheatres provided the basic acoustic principles of contemporary auditoriums. As technology improves, certain acoustic design principles are augmented. For example, the geometry of the stepped stalls can now be retracted and lifted using air castor technology.
AQSO has been awarded an honorable mention for the restoration of Santa Maria de Atienza in Huete, Spain. A simply folded steel piece covers the remains of the church and creates a space from which to contemplate the landscape.