In what year was the cathedral, that Arnao de Vergara produced several windows for, registered as a World Heritage Site?
Arnao de Vergara Arnao de Vergara was a 16th-century Spanish master glassmaker. Between 1525 and 1536 he produced several windows for Seville Cathedral, many of which survive, before later moving to Granada.
Basílica de Santa María de los Reales Alcázares Basílica y Real Colegiata de Santa María la Mayor de los Reales Alcázares de Úbeda is a Spanish national monument. The Bien de Interés Cultural landmark, is the main church in Úbeda, Jaén, located in the Vázquez de Molina Square, opposite the Vázquez de Molina Palace. The basilica forms part of the UNESCO World Heritage Site which was declared a monument in 2003.