从大约公元前7370年，这些彩色岩石画覆盖在近乎垂直的墙壁凹处，包括人类的手的印痕，栗色羊驼画和后期的抽象设计。

Dating from about 7, 370 BC, these polychrome rock paintings cover recesses in the near-vertical walls with imprints of human hands, drawings of guanacos and, from a later period, abstract designs.

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例如在墙壁装饰中采用凸凹处理，但随之而来的问题将是清洁困难。

For example in wall adornment use bump mapping, but the trouble with this clean will be difficult.

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