It's hard to pinpoint exactly when they began making rock art, but crayons made of ochre, a brownish-reddish earth pigment, have been found there that date to around 50,000 years ago.

很难确定他们是从什么时候开始制作岩画的，但在那里发现了大约 5 万年前用赭石制成的蜡笔，这是一种棕红色的土质颜料。