Cueva de las Manos probably made by submerging their hunting bolas in ink, and then throwing them up. The binder is unknown but the mineral pigments include iron oxides, producing reds and purples; kaolin, producing white; natrojarosite, producing yellow; and manganese oxide, which makes black. Carlos J. Gradin has studied the cave. Cueva de las Manos has been listed as a World Heritage Site since 1999. Cueva de las Manos Cueva de las Manos (Spanish for Cave of Hands) is a cave or a series of caves located in the province of Santa Cruz, Argentina, south of the town of Perito Moreno. It is
Cave of El Castillo Cave of El Castillo The Cueva de El Castillo, or Cave of the Castle, is an archaeological site within the complex of the Caves of Monte Castillo, in Puente Viesgo, Cantabria, Spain. The archaeological stratigraphy has been divided into around 19 layers, depending on the source they slightly deviate from each other, however the overall sequence is consistent, beginning in the Proto-Aurignacian, and ending in the Bronze Age. The El Castillo cave contains the oldest known cave painting: a large red stippled disk in the "Panel de las Manos " was dated to more than 40,000 years old using uranium-thorium