The Church of Santa Maria De Idris O Madonna de Idris It is located at the top of the rocky outcrop of Montirone (or Monterrone), near San Pietro Barisano Sassi of Matera. The location is wonderful and offers a unique view, the city and the Gravina. The church of Santa Maria de Idris dates back to the fourteenth and fifteenth centuries and is part of a rocky complex that also includes the most ancient crypt, dedicated to St. John in Monterrone. Questa cripta è importante per gli affreschi che conserva e che vanno dal XII al XVII secolo. The two churches are communicating.