The rise of Alpedrete's stonemasonry Historical milestone · Alpedrete, Cuenca del Guadarrama, Madrid Image of Alpedrete, not of the place itself. The building of the monastery of El Escorial (1563-1584) sent the demand for granite soaring and gave the stonemason's trade in Alpedrete a national reach. From its quarries later came the granite of the Royal Palace, the Puerta de Alcalá and the Bank of Spain. siglo XVI Photo: Labola (CC0) What to see and do in Alpedrete