The Cathedral-Basilica of Our Lady of the Pillar in Zaragoza, Spain, is a grand Baroque landmark and a pivotal Marian pilgrimage site, generally accessible to visitors in its main areas, though some historical sections or upper levels might have limited accessibility. Both solo exploration, typically lasting 1 to 2 hours, and guided tours, offering richer historical context, are highly recommended. While general entry to the basilica is usually free, a small fee applies for access to specific areas such as the museum or the panoramic lift to the dome. The basilica is open year-round, though hours may vary by season or for religious services; modest attire is advised, and photography might be restricted in certain areas. Beyond its spiritual significance, it features stunning architecture, revered relics, and impressive Goya frescoes, offering a profound cultural and artistic experience.