From Porquerizas to Miraflores Historical milestone · Miraflores de la Sierra, Cuenca Alta del Manzanares, Madrid Image of Miraflores de la Sierra, not of the place itself. The last parish entry with the name Porquerizas is of 26 December 1627 and the next one, of January 1628, already says Miraflores. Tradition attributes the change to Queen Isabel de Borbón, wife of Felipe IV. 1627 Photo: Erfil (CC BY-SA 3.0) What to see and do in Miraflores de la Sierra