The Catedral Primada de Santa María de Toledo received its first stone in 1226 under Ferdinand III, yet its twin spires would not pierce the Castilian sky for another two hundred and seventy years. Built atop the city's former great mosque, itself raised over a Visigothic church, the cathedral embodies eight centuries of Spanish sovereignty in limestone, wrought iron, and polychrome glass. Its floor plan follows the five-nave model of French Gothic cathedrals, but the interiors depart radically: the retablo mayor rises fifteen metres in gilded Churrigueresque extravagance, carved walnut choir stalls display eighty-two scenes from the Reconquista, and the Transparente — an eighteen-metre marble and jasper aperture pierced into the ambulatory — floods the sanctuary with theatrical daylight. Today the cathedral functions as both active basilica and museum, attracting art historians and pilgrims in equal measure. Its sacristy holds sixteen El Grecos, including the Espolio and the Apostolado series, painted during the artist's Toledo period when he lived three blocks north on Calle de Samuel Leví. The treasury vaults preserve the three-hundred-kilogram silver Custodia de Arfe, paraded through Toledo's streets each June during Corpus Christi. Visitors access the chapter house to study Juan de Borgoña's frescoes, then ascend the bell tower — though only guided groups may climb the final spiral to view the Gorda, a six-ton bronze bell cast in 1753. Entry is controlled through a single portal at Calle del Cardenal Cisneros 1, where general admission grants access to the nave, cloister, chapter house, and sacristy galleries. Skip-the-line Toledo Cathedral tickets are available through select operators, useful during Easter week and summer months when queues extend past the adjacent archbishop's palace. The cathedral closes to tourists during Mass, though visitors may remain in designated aisles. Photography is permitted without flash. Audio guides cover thirty points of interest in eight languages; guided tours add context on the Mozarabic chapel and the crypt of Cardinal Mendoza. Visitor flow moves counterclockwise from the west entrance, allowing staged viewing of the ambulatory chapels before exiting through the cloister. The structure's asymmetry — one tower remains visibly shorter — stems from sixteenth-century engineering caution after lightning struck the south spire. That cautious restraint, paradoxically, lends the silhouette its particular tension against Toledo's steep roofline.