A petroglyph emerges the sands of the sahara in chad .
图为在乍得的撒哈拉沙漠中的一个岩石雕刻。
Newspaper rock recreation site offers a large petroglyph panel .
报纸岩娱乐区(newspaperrockrecreationsite)拥有一块巨大的岩石雕刻板。
It resembles a petroglyph of some sort more than it resembles the " usual " crop circle design .
与其说它像“普通的”麦田怪圈,不如说它有点像某种岩石雕刻。
If a petroglyph can be found on cave walls , depicting spirals in the sky , then certainly a similar message would be passed down routinely in all cultures surviving a pole shift .