An ancient ceremonial building that was built thousands of years ago in northwestern Peru's La Libertad region was decorated with a painting of a spider deity clutching a knife. Archaeologists discovered the mural in November 2020, after local farmers damaged the temple structure during the expansion of their sugar cane and avocado plantations. When scientists inspected the monument ("huaca" in the Indigenous Quechuan family of languages), they found a figure painted against a white background on the southern wall, in shades of ocher, yellow and gray.... The wall holding the spider god mural faces a river bisecting the Virú Valley,...