Original: She appeared upon a pillar, Nuestra Señora del Pilar, and that pillar is conserved and venerated within the present Basilica of Our Lady of the Pillar, in Zaragoza, Spain.
Simplified: She supposedly appeared upon a pillar, Nuestra Señora del Pilar, and that pillar is conserved and venerated within the present Basilica of Our Lady of the Pillar, in Zaragoza, Spain.