Forgotten for millennia, petroglyphs spotted in the Iranian Plateau

(ORDO NEWS) -- In Iran, archaeologists, while conducting field work in the north-east of the

Ancient animal petroglyphs found in Northwest China

(ORDO NEWS) -- A new complex of petroglyphs was discovered recently in the Helanshan Mountains

Prehistoric petroglyphs found near the capital of Tamerlane

(ORDO NEWS) -- In Iran, a specialized group of archaeologists, while examining rocks in the

10 most beautiful and unusual petroglyphs

(ORDO NEWS) -- There are about 20,000 petroglyphs on Earth - images carved in stone.