Answer:
architecture
eg.
- The Great Mosque at Cordoba (today a cathedral)
and food
- Almonds, dried fruits, dates, eggplants, banana leaves, artichoke, asparagus, cinnamon, sesame, ginger, anise, and nutmeg are popular foods, herbs, and spices that the Arabs brought to Spain.
and actually many more, they had big influence on the language and music (flamenco).