"One of the widest nationas parks in Europe is visited each year by strange convoys of ox-waggons accompanied by thousands of men and women on foot or horseback. To the sound of a concert of birds, drums, horses and fifes they are going to the Feast of the Virgin of E Rocio for Whitsun. That concert, both grandiose and secret, is the subject of his abum : the aiance of centuries-od tradition and age-od nature. Sections are numbered to hep you use the boobet to understand this timeess trip approach the atmosphere of a much threatened great widife area." Patrick Frémeaux