 Then came Santa María la Real de las Huelgas (Valladolid) (1140), Espírito Santo Olmedo (1142), Villabona, or San Miguel de las Dueñas (1155), Perales (1160), Gradefes (1168), Cañas (1169) and others.The most celebrated was Santa María la Real de Las Huelgas near Burgos, founded in 1187 by Alfonso VIII of Castile.The observance was established there by Cistercian nuns who came from Tulebras, under the guidance of Misol, who became its first abbess.