Aug. 3, 2021, 7:27 a.m.
(BBC News) Red stains found in caves in Spain were created more than 60,000 years ago, researchers say.
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Aug. 3, 2021, 7:27 a.m.
(BBC News) Red stains found in caves in Spain were created more than 60,000 years ago, researchers say.
Login to grade this article.