Mountains Montserrat a Red-Spanish Fort? - The fight for Barcelones menaces Spain's holy mountain. While advancing towards Barcelona, the Nationalists have to pass by Montserrat, Spain's holy mountain in the North-West of the country, which was for merely the residence of the President Azana. This mountain has been fortified by Red troops and is one of their strongest dispositions. The courtyard of the Holy Grail's Castle. January 21, 1939. (Photo by Atlantic Photo).