During the Muslim era, Úbeda, like the main cities, was walled. As a border area, both in Islamic and Christian times, its defenses were consolidated, becoming one of the most important walled enclosures in al-Andalus.The city of Úbeda was protected by a complete wall that had 38 towersTorreón del Portillo (Portillo Tower) de Santo Cristo is one of the most monumental towers in Úbeda that has recently been restored. I