https://www.sciencealert.com/a-famous-golden-palace-in-spain-is-turning-purple-and-now-we-know-why
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10/4/22 at 5:12pm
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ScienceAlert
Author
Clare Watson
Built by the last of Spain's Muslim rulers, the Alhambra is a regal palace that has shimmered over the city of Granada for 800 years.
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